56004485 has 4 divisors (see below), whose sum is σ = 67205388. Its totient is φ = 44803584.

The previous prime is 56004479. The next prime is 56004491. The reversal of 56004485 is 58440065.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (56004479) and next prime (56004491).

It can be written as a sum of positive squares in 2 ways, for example, as 8862529 + 47141956 = 2977^2 + 6866^2 .

It is a cyclic number.

It is not a de Polignac number, because 56004485 - 2¹² = 56000389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5600444 + ... + 5600453.

It is an arithmetic number, because the mean of its divisors is an integer number (16801347).

Almost surely, 2^56004485 is an apocalyptic number.

It is an amenable number.

56004485 is a deficient number, since it is larger than the sum of its proper divisors (11200903).

56004485 is a wasteful number, since it uses less digits than its factorization.

56004485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11200902.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 56004485 is about 7483.6144342156. The cubic root of 56004485 is about 382.5964499680.

The spelling of 56004485 in words is "fifty-six million, four thousand, four hundred eighty-five".