53512432 has 10 divisors (see below), whose sum is σ = 103680368. Its totient is φ = 26756208.

The previous prime is 53512423. The next prime is 53512441. The reversal of 53512432 is 23421535.

It is an interprime number because it is at equal distance from previous prime (53512423) and next prime (53512441).

It is a junction number, because it is equal to n+sod(n) for n = 53512397 and 53512406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1672248 + ... + 1672279.

Almost surely, 2^53512432 is an apocalyptic number.

It is an amenable number.

53512432 is a deficient number, since it is larger than the sum of its proper divisors (50167936).

53512432 is a wasteful number, since it uses less digits than its factorization.

53512432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3344535 (or 3344529 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 53512432 is about 7315.2192038243. The cubic root of 53512432 is about 376.8352865351.

Adding to 53512432 its reverse (23421535), we get a palindrome (76933967).

The spelling of 53512432 in words is "fifty-three million, five hundred twelve thousand, four hundred thirty-two".