61457496 has 32 divisors (see below), whose sum is σ = 158943600. Its totient is φ = 19779200.

The previous prime is 61457489. The next prime is 61457537. The reversal of 61457496 is 69475416.

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, 43455 + ... + 44846.

Almost surely, 2^61457496 is an apocalyptic number.

It is an amenable number.

61457496 is an abundant number, since it is smaller than the sum of its proper divisors (97486104).

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

61457496 is a wasteful number, since it uses less digits than its factorization.

61457496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88339 (or 88335 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 61457496 is about 7839.4831462285. The cubic root of 61457496 is about 394.6313839340.

The spelling of 61457496 in words is "sixty-one million, four hundred fifty-seven thousand, four hundred ninety-six".