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997700 = 225211907
BaseRepresentation
bin11110011100101000100
31212200120212
43303211010
5223411300
633214552
711323514
oct3634504
91780525
10997700
11621650
12401458
1328c172
141bd844
1514a935
hexf3944

997700 has 36 divisors (see below), whose sum is σ = 2364432. Its totient is φ = 362400.

The previous prime is 997699. The next prime is 997727. The reversal of 997700 is 7799.

997700 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 997700.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 647 + ... + 1553.

2997700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 997700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1182216).

997700 is an abundant number, since it is smaller than the sum of its proper divisors (1366732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

997700 is a wasteful number, since it uses less digits than its factorization.

997700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932 (or 925 counting only the distinct ones).

The product of its (nonzero) digits is 3969, while the sum is 32.

The square root of 997700 is about 998.8493379885. The cubic root of 997700 is about 99.9232744803.

The spelling of 997700 in words is "nine hundred ninety-seven thousand, seven hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 220 275 550 907 1100 1814 3628 4535 9070 9977 18140 19954 22675 39908 45350 49885 90700 99770 199540 249425 498850 997700