53698856 has 16 divisors (see below), whose sum is σ = 101063700. Its totient is φ = 26748544.

The previous prime is 53698831. The next prime is 53698901. The reversal of 53698856 is 65889635.

It can be written as a sum of positive squares in 2 ways, for example, as 52562500 + 1136356 = 7250^2 + 1066^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10325 + ... + 14628.

Almost surely, 2^53698856 is an apocalyptic number.

It is an amenable number.

53698856 is a deficient number, since it is larger than the sum of its proper divisors (47364844).

53698856 is a wasteful number, since it uses less digits than its factorization.

53698856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25228 (or 25224 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 50.

The square root of 53698856 is about 7327.9503273426. The cubic root of 53698856 is about 377.2723794821.

The spelling of 53698856 in words is "fifty-three million, six hundred ninety-eight thousand, eight hundred fifty-six".