56554401 has 8 divisors (see below), whose sum is σ = 78684480. Its totient is φ = 36063632.

The previous prime is 56554387. The next prime is 56554409. The reversal of 56554401 is 10445565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56554401 - 2⁵ = 56554369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56554409) 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, 409746 + ... + 409883.

It is an arithmetic number, because the mean of its divisors is an integer number (9835560).

Almost surely, 2^56554401 is an apocalyptic number.

It is an amenable number.

56554401 is a deficient number, since it is larger than the sum of its proper divisors (22130079).

56554401 is a wasteful number, since it uses less digits than its factorization.

56554401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819655.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 56554401 is about 7520.2660192310. The cubic root of 56554401 is about 383.8446297982.

Adding to 56554401 its reverse (10445565), we get a palindrome (66999966).

The spelling of 56554401 in words is "fifty-six million, five hundred fifty-four thousand, four hundred one".