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2492980 = 225717807
BaseRepresentation
bin1001100000101000110100
311200122201121
421200220310
51114233410
6125233324
730122110
oct11405064
94618647
102492980
111453016
12a02844
13693949
1448c740
153439da
hex260a34

2492980 has 24 divisors (see below), whose sum is σ = 5983488. Its totient is φ = 854688.

The previous prime is 2492957. The next prime is 2493019. The reversal of 2492980 is 892942.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8764 + ... + 9043.

It is an arithmetic number, because the mean of its divisors is an integer number (249312).

22492980 is an apocalyptic number.

2492980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2492980 is an abundant number, since it is smaller than the sum of its proper divisors (3490508).

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

2492980 is a wasteful number, since it uses less digits than its factorization.

2492980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17823 (or 17821 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 2492980 is about 1578.9173505919. The cubic root of 2492980 is about 135.5937269949.

The spelling of 2492980 in words is "two million, four hundred ninety-two thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 17807 35614 71228 89035 124649 178070 249298 356140 498596 623245 1246490 2492980