56011546 has 4 divisors (see below), whose sum is σ = 84017322. Its totient is φ = 28005772.

The previous prime is 56011537. The next prime is 56011547. The reversal of 56011546 is 64511065.

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

It can be written as a sum of positive squares in only one way, i.e., 48233025 + 7778521 = 6945^2 + 2789^2 .

It is not an unprimeable number, because it can be changed into a prime (56011547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14002885 + ... + 14002888.

Almost surely, 2^56011546 is an apocalyptic number.

56011546 is a deficient number, since it is larger than the sum of its proper divisors (28005776).

56011546 is a wasteful number, since it uses less digits than its factorization.

56011546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28005775.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 56011546 is about 7484.0861833627. The cubic root of 56011546 is about 382.6125284422.

The spelling of 56011546 in words is "fifty-six million, eleven thousand, five hundred forty-six".