53415844 has 12 divisors (see below), whose sum is σ = 97542144. Its totient is φ = 25546664.

The previous prime is 53415841. The next prime is 53415871. The reversal of 53415844 is 44851435.

It is not an unprimeable number, because it can be changed into a prime (53415841) 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, 290212 + ... + 290395.

It is an arithmetic number, because the mean of its divisors is an integer number (8128512).

Almost surely, 2^53415844 is an apocalyptic number.

It is an amenable number.

53415844 is a deficient number, since it is larger than the sum of its proper divisors (44126300).

53415844 is a wasteful number, since it uses less digits than its factorization.

53415844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580634 (or 580632 counting only the distinct ones).

The product of its digits is 38400, while the sum is 34.

The square root of 53415844 is about 7308.6143693589. The cubic root of 53415844 is about 376.6084253108.

It can be divided in two parts, 53415 and 844, that multiplied together give a triangular number (45082260 = T₉₄₉₅).

The spelling of 53415844 in words is "fifty-three million, four hundred fifteen thousand, eight hundred forty-four".