56533001 has 8 divisors (see below), whose sum is σ = 64893120. Its totient is φ = 48243888.

The previous prime is 56532979. The next prime is 56533013. The reversal of 56533001 is 10033565.

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

It is a de Polignac number, because none of the positive numbers 2^k-56533001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56533051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16031 + ... + 19236.

It is an arithmetic number, because the mean of its divisors is an integer number (8111640).

Almost surely, 2^56533001 is an apocalyptic number.

It is an amenable number.

56533001 is a deficient number, since it is larger than the sum of its proper divisors (8360119).

56533001 is a wasteful number, since it uses less digits than its factorization.

56533001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35503.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 56533001 is about 7518.8430625995. The cubic root of 56533001 is about 383.7962085069.

Adding to 56533001 its reverse (10033565), we get a palindrome (66566566).

The spelling of 56533001 in words is "fifty-six million, five hundred thirty-three thousand, one".