53144304 has 20 divisors (see below), whose sum is σ = 137289576. Its totient is φ = 17714752.

The previous prime is 53144291. The next prime is 53144317. The reversal of 53144304 is 40344135.

It is an interprime number because it is at equal distance from previous prime (53144291) and next prime (53144317).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 553539 + ... + 553634.

Almost surely, 2^53144304 is an apocalyptic number.

It is an amenable number.

53144304 is an abundant number, since it is smaller than the sum of its proper divisors (84145272).

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

53144304 is a wasteful number, since it uses less digits than its factorization.

53144304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107184 (or 1107178 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 53144304 is about 7290.0139917561. The cubic root of 53144304 is about 375.9691765890.

Adding to 53144304 its reverse (40344135), we get a palindrome (93488439).

The spelling of 53144304 in words is "fifty-three million, one hundred forty-four thousand, three hundred four".