56005475 has 12 divisors (see below), whose sum is σ = 70229880. Its totient is φ = 44299200.

The previous prime is 56005459. The next prime is 56005493. The reversal of 56005475 is 57450065.

It is a happy number.

It is not a de Polignac number, because 56005475 - 2⁴ = 56005459 is a prime.

It is a super-2 number, since 2×56005475² = 6273226459951250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10361 + ... + 14810.

It is an arithmetic number, because the mean of its divisors is an integer number (5852490).

Almost surely, 2^56005475 is an apocalyptic number.

56005475 is a deficient number, since it is larger than the sum of its proper divisors (14224405).

56005475 is a wasteful number, since it uses less digits than its factorization.

56005475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25270 (or 25265 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 56005475 is about 7483.6805784320. The cubic root of 56005475 is about 382.5987043603.

It can be divided in two parts, 5 and 6005475, that multiplied together give a triangular number (30027375 = T₇₇₄₉).

The spelling of 56005475 in words is "fifty-six million, five thousand, four hundred seventy-five".