53905692 has 24 divisors (see below), whose sum is σ = 125943552. Its totient is φ = 17945200.

The previous prime is 53905681. The next prime is 53905697. The reversal of 53905692 is 29650935.

It is a self number, because there is not a number n which added to its sum of digits gives 53905692.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53905697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8467 + ... + 13397.

It is an arithmetic number, because the mean of its divisors is an integer number (5247648).

Almost surely, 2^53905692 is an apocalyptic number.

It is an amenable number.

53905692 is an abundant number, since it is smaller than the sum of its proper divisors (72037860).

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

53905692 is a wasteful number, since it uses less digits than its factorization.

53905692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5849 (or 5847 counting only the distinct ones).

The product of its (nonzero) digits is 72900, while the sum is 39.

The square root of 53905692 is about 7342.0495776043. The cubic root of 53905692 is about 377.7561485374.

The spelling of 53905692 in words is "fifty-three million, nine hundred five thousand, six hundred ninety-two".