56455446 has 16 divisors (see below), whose sum is σ = 113018544. Its totient is φ = 18800544.

The previous prime is 56455423. The next prime is 56455457. The reversal of 56455446 is 64455465.

It is a Curzon number.

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, 3400 + ... + 11156.

It is an arithmetic number, because the mean of its divisors is an integer number (7063659).

Almost surely, 2^56455446 is an apocalyptic number.

56455446 is an abundant number, since it is smaller than the sum of its proper divisors (56563098).

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

56455446 is a wasteful number, since it uses less digits than its factorization.

56455446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8975.

The product of its digits is 288000, while the sum is 39.

The square root of 56455446 is about 7513.6839166949. The cubic root of 56455446 is about 383.6206241224.

The spelling of 56455446 in words is "fifty-six million, four hundred fifty-five thousand, four hundred forty-six".