56464450 has 48 divisors (see below), whose sum is σ = 124188480. Its totient is φ = 18688320.

The previous prime is 56464439. The next prime is 56464453. The reversal of 56464450 is 5446465.

It is a super-2 number, since 2×56464450² = 6376468227605000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56464453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7369 + ... + 12931.

It is an arithmetic number, because the mean of its divisors is an integer number (2587260).

Almost surely, 2^56464450 is an apocalyptic number.

56464450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56464450 is an abundant number, since it is smaller than the sum of its proper divisors (67724030).

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

56464450 is a wasteful number, since it uses less digits than its factorization.

56464450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5611 (or 5606 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 56464450 is about 7514.2830662679. The cubic root of 56464450 is about 383.6410174103.

The spelling of 56464450 in words is "fifty-six million, four hundred sixty-four thousand, four hundred fifty".