2497656 has 32 divisors (see below), whose sum is σ = 7136640. Its totient is φ = 713568.

The previous prime is 2497637. The next prime is 2497661. The reversal of 2497656 is 6567942.

It is a zygodrome in base 5.

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, 7266 + ... + 7601.

It is an arithmetic number, because the mean of its divisors is an integer number (223020).

2^2497656 is an apocalyptic number.

It is an amenable number.

2497656 is an abundant number, since it is smaller than the sum of its proper divisors (4638984).

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

2497656 is a wasteful number, since it uses less digits than its factorization.

2497656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14883 (or 14879 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 2497656 is about 1580.3974183730. The cubic root of 2497656 is about 135.6784502667.

The spelling of 2497656 in words is "two million, four hundred ninety-seven thousand, six hundred fifty-six".