53231416 has 32 divisors (see below), whose sum is σ = 114301440. Its totient is φ = 22766688.

The previous prime is 53231383. The next prime is 53231441. The reversal of 53231416 is 61413235.

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, 53661 + ... + 54643.

It is an arithmetic number, because the mean of its divisors is an integer number (3571920).

Almost surely, 2^53231416 is an apocalyptic number.

53231416 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

53231416 is an abundant number, since it is smaller than the sum of its proper divisors (61070024).

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

53231416 is a wasteful number, since it uses less digits than its factorization.

53231416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1963 (or 1959 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 53231416 is about 7295.9862938468. The cubic root of 53231416 is about 376.1744889542.

The spelling of 53231416 in words is "fifty-three million, two hundred thirty-one thousand, four hundred sixteen".