56402617 has 8 divisors (see below), whose sum is σ = 59808672. Its totient is φ = 53006400.

The previous prime is 56402611. The next prime is 56402629. The reversal of 56402617 is 71620465.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56402617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56402611) 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, 11742 + ... + 15832.

It is an arithmetic number, because the mean of its divisors is an integer number (7476084).

Almost surely, 2^56402617 is an apocalyptic number.

It is an amenable number.

56402617 is a deficient number, since it is larger than the sum of its proper divisors (3406055).

56402617 is a wasteful number, since it uses less digits than its factorization.

56402617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4919.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 56402617 is about 7510.1675746950. The cubic root of 56402617 is about 383.5009272631.

The spelling of 56402617 in words is "fifty-six million, four hundred two thousand, six hundred seventeen".