53413872 has 20 divisors (see below), whose sum is σ = 137985960. Its totient is φ = 17804608.

The previous prime is 53413861. The next prime is 53413873. The reversal of 53413872 is 27831435.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53413873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556347 + ... + 556442.

It is an arithmetic number, because the mean of its divisors is an integer number (6899298).

Almost surely, 2^53413872 is an apocalyptic number.

It is an amenable number.

53413872 is an abundant number, since it is smaller than the sum of its proper divisors (84572088).

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

53413872 is a wasteful number, since it uses less digits than its factorization.

53413872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112800 (or 1112794 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 53413872 is about 7308.4794588204. The cubic root of 53413872 is about 376.6037907248.

It can be divided in two parts, 53413 and 872, that added together give a triangular number (54285 = T₃₂₉).

The spelling of 53413872 in words is "fifty-three million, four hundred thirteen thousand, eight hundred seventy-two".