56998727 has 4 divisors (see below), whose sum is σ = 59998680. Its totient is φ = 53998776.

The previous prime is 56998723. The next prime is 56998741. The reversal of 56998727 is 72789965.

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

It is a cyclic number.

It is not a de Polignac number, because 56998727 - 2² = 56998723 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56998723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1499948 + ... + 1499985.

It is an arithmetic number, because the mean of its divisors is an integer number (14999670).

Almost surely, 2^56998727 is an apocalyptic number.

56998727 is a deficient number, since it is larger than the sum of its proper divisors (2999953).

56998727 is a wasteful number, since it uses less digits than its factorization.

56998727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2999952.

The product of its digits is 1905120, while the sum is 53.

The square root of 56998727 is about 7549.7501283155. The cubic root of 56998727 is about 384.8472481111.

The spelling of 56998727 in words is "fifty-six million, nine hundred ninety-eight thousand, seven hundred twenty-seven".