53144504 has 32 divisors (see below), whose sum is σ = 114397920. Its totient is φ = 22672896.

The previous prime is 53144489. The next prime is 53144519. The reversal of 53144504 is 40544135.

It is an interprime number because it is at equal distance from previous prime (53144489) and next prime (53144519).

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, 11012 + ... + 15084.

It is an arithmetic number, because the mean of its divisors is an integer number (3574935).

Almost surely, 2^53144504 is an apocalyptic number.

It is an amenable number.

53144504 is an abundant number, since it is smaller than the sum of its proper divisors (61253416).

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

53144504 is a wasteful number, since it uses less digits than its factorization.

53144504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4319 (or 4315 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 53144504 is about 7290.0277091380. The cubic root of 53144504 is about 375.9696482215.

Adding to 53144504 its reverse (40544135), we get a palindrome (93688639).

The spelling of 53144504 in words is "fifty-three million, one hundred forty-four thousand, five hundred four".