53662856 has 32 divisors (see below), whose sum is σ = 108743040. Its totient is φ = 24679488.

The previous prime is 53662853. The next prime is 53662879. The reversal of 53662856 is 65826635.

It is a super-2 number, since 2×53662856² = 5759404228153472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53662853) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 35345 + ... + 36831.

It is an arithmetic number, because the mean of its divisors is an integer number (3398220).

Almost surely, 2^53662856 is an apocalyptic number.

It is an amenable number.

53662856 is an abundant number, since it is smaller than the sum of its proper divisors (55080184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53662856 is a wasteful number, since it uses less digits than its factorization.

53662856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1853 (or 1849 counting only the distinct ones).

The product of its digits is 259200, while the sum is 41.

The square root of 53662856 is about 7325.4935669892. The cubic root of 53662856 is about 377.1880521618.

The spelling of 53662856 in words is "fifty-three million, six hundred sixty-two thousand, eight hundred fifty-six".