56454492 has 24 divisors (see below), whose sum is σ = 132224400. Its totient is φ = 18747136.

The previous prime is 56454469. The next prime is 56454493. The reversal of 56454492 is 29445465.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 56454492.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56454493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5517 + ... + 11972.

It is an arithmetic number, because the mean of its divisors is an integer number (5509350).

Almost surely, 2^56454492 is an apocalyptic number.

It is an amenable number.

56454492 is an abundant number, since it is smaller than the sum of its proper divisors (75769908).

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

56454492 is a wasteful number, since it uses less digits than its factorization.

56454492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17765 (or 17763 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 56454492 is about 7513.6204322550. The cubic root of 56454492 is about 383.6184632672.

The spelling of 56454492 in words is "fifty-six million, four hundred fifty-four thousand, four hundred ninety-two".