53889684 has 24 divisors (see below), whose sum is σ = 126053088. Its totient is φ = 17918880.

The previous prime is 53889679. The next prime is 53889697. The reversal of 53889684 is 48698835.

It is a plaindrome in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282 + ... + 10385.

It is an arithmetic number, because the mean of its divisors is an integer number (5252212).

Almost surely, 2^53889684 is an apocalyptic number.

It is an amenable number.

53889684 is an abundant number, since it is smaller than the sum of its proper divisors (72163404).

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

53889684 is a wasteful number, since it uses less digits than its factorization.

53889684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11095 (or 11093 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 51.

The square root of 53889684 is about 7340.9593378522. The cubic root of 53889684 is about 377.7187516263.

The spelling of 53889684 in words is "fifty-three million, eight hundred eighty-nine thousand, six hundred eighty-four".