53617432 has 16 divisors (see below), whose sum is σ = 109672200. Its totient is φ = 24371520.

The previous prime is 53617423. The next prime is 53617441. The reversal of 53617432 is 23471635.

It is an interprime number because it is at equal distance from previous prime (53617423) and next prime (53617441).

It is a junction number, because it is equal to n+sod(n) for n = 53617394 and 53617403.

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, 304557 + ... + 304732.

Almost surely, 2^53617432 is an apocalyptic number.

It is an amenable number.

53617432 is an abundant number, since it is smaller than the sum of its proper divisors (56054768).

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

53617432 is a wasteful number, since it uses less digits than its factorization.

53617432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609306 (or 609302 counting only the distinct ones).

The product of its digits is 15120, while the sum is 31.

The square root of 53617432 is about 7322.3925051857. The cubic root of 53617432 is about 377.0815959899.

The spelling of 53617432 in words is "fifty-three million, six hundred seventeen thousand, four hundred thirty-two".