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697972 = 221129547
BaseRepresentation
bin10101010011001110100
31022110102211
42222121310
5134313342
622543204
75634622
oct2523164
91273384
10697972
11437440
12297b04
131b5902
14142512
15dbc17
hexaa674

697972 has 24 divisors (see below), whose sum is σ = 1380960. Its totient is φ = 305760.

The previous prime is 697967. The next prime is 697973. The reversal of 697972 is 279796.

697972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a pancake number, because a pancake can be divided into 697972 parts by 1181 straight cuts.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697973) by changing a digit.

697972 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1003 + ... + 1549.

It is an arithmetic number, because the mean of its divisors is an integer number (57540).

2697972 is an apocalyptic number.

It is an amenable number.

697972 is a deficient number, since it is larger than the sum of its proper divisors (682988).

697972 is a wasteful number, since it uses less digits than its factorization.

697972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591 (or 589 counting only the distinct ones).

The product of its digits is 47628, while the sum is 40.

The square root of 697972 is about 835.4471856437. The cubic root of 697972 is about 88.7045710766.

The spelling of 697972 in words is "six hundred ninety-seven thousand, nine hundred seventy-two".