53892690 has 64 divisors (see below), whose sum is σ = 132627456. Its totient is φ = 14012352.

The previous prime is 53892689. The next prime is 53892697. The reversal of 53892690 is 9629835.

53892690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×53892690² = 5808844070872200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53892697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 330549 + ... + 330711.

It is an arithmetic number, because the mean of its divisors is an integer number (2072304).

Almost surely, 2^53892690 is an apocalyptic number.

53892690 is an abundant number, since it is smaller than the sum of its proper divisors (78734766).

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

53892690 is a wasteful number, since it uses less digits than its factorization.

53892690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383.

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 53892690 is about 7341.1640766298. The cubic root of 53892690 is about 377.7257746245.

The spelling of 53892690 in words is "fifty-three million, eight hundred ninety-two thousand, six hundred ninety".