55564001 has 8 divisors (see below), whose sum is σ = 56068608. Its totient is φ = 55062000.

The previous prime is 55563983. The next prime is 55564031. The reversal of 55564001 is 10046555.

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

It is a cyclic number.

It is not a de Polignac number, because 55564001 - 2¹⁴ = 55547617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55564031) 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, 80066 + ... + 80756.

It is an arithmetic number, because the mean of its divisors is an integer number (7008576).

Almost surely, 2^55564001 is an apocalyptic number.

It is an amenable number.

55564001 is a deficient number, since it is larger than the sum of its proper divisors (504607).

55564001 is a wasteful number, since it uses less digits than its factorization.

55564001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 55564001 is about 7454.1264411063. The cubic root of 55564001 is about 381.5907484458.

The spelling of 55564001 in words is "fifty-five million, five hundred sixty-four thousand, one".