2497986 has 32 divisors (see below), whose sum is σ = 5604480. Its totient is φ = 824688.

The previous prime is 2497967. The next prime is 2497991. The reversal of 2497986 is 6897942.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8880 + ... + 9156.

It is an arithmetic number, because the mean of its divisors is an integer number (175140).

2^2497986 is an apocalyptic number.

2497986 is an abundant number, since it is smaller than the sum of its proper divisors (3106494).

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

2497986 is a wasteful number, since it uses less digits than its factorization.

2497986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455 (or 449 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 2497986 is about 1580.5018190436. The cubic root of 2497986 is about 135.6844254580.

The spelling of 2497986 in words is "two million, four hundred ninety-seven thousand, nine hundred eighty-six".