56408033 has 8 divisors (see below), whose sum is σ = 61593696. Its totient is φ = 51232000.

The previous prime is 56407999. The next prime is 56408039. The reversal of 56408033 is 33080465.

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

It is not a de Polignac number, because 56408033 - 2¹⁸ = 56145889 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56407987 and 56408005.

It is not an unprimeable number, because it can be changed into a prime (56408039) 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, 16010 + ... + 19212.

It is an arithmetic number, because the mean of its divisors is an integer number (7699212).

Almost surely, 2^56408033 is an apocalyptic number.

It is an amenable number.

56408033 is a deficient number, since it is larger than the sum of its proper divisors (5185663).

56408033 is a wasteful number, since it uses less digits than its factorization.

56408033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4815.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 56408033 is about 7510.5281438791. The cubic root of 56408033 is about 383.5132019568.

Adding to 56408033 its reverse (33080465), we get a palindrome (89488498).

The spelling of 56408033 in words is "fifty-six million, four hundred eight thousand, thirty-three".