56453398 has 4 divisors (see below), whose sum is σ = 84680100. Its totient is φ = 28226698.

The previous prime is 56453393. The next prime is 56453399. The reversal of 56453398 is 89335465.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×56453398² = 6373972291492808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56453393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14113348 + ... + 14113351.

It is an arithmetic number, because the mean of its divisors is an integer number (21170025).

Almost surely, 2^56453398 is an apocalyptic number.

56453398 is a deficient number, since it is larger than the sum of its proper divisors (28226702).

56453398 is a wasteful number, since it uses less digits than its factorization.

56453398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28226701.

The product of its digits is 388800, while the sum is 43.

The square root of 56453398 is about 7513.5476307800. The cubic root of 56453398 is about 383.6159852754.

The spelling of 56453398 in words is "fifty-six million, four hundred fifty-three thousand, three hundred ninety-eight".