53366432 has 96 divisors (see below), whose sum is σ = 126862848. Its totient is φ = 21620736.

The previous prime is 53366413. The next prime is 53366437. The reversal of 53366432 is 23466335.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (53366437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389468 + ... + 389604.

It is an arithmetic number, because the mean of its divisors is an integer number (1321488).

Almost surely, 2^53366432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53366432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63431424).

53366432 is an abundant number, since it is smaller than the sum of its proper divisors (73496416).

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

53366432 is a wasteful number, since it uses less digits than its factorization.

53366432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238 (or 230 counting only the distinct ones).

The product of its digits is 38880, while the sum is 32.

The square root of 53366432 is about 7305.2331927188. The cubic root of 53366432 is about 376.4922630444.

The spelling of 53366432 in words is "fifty-three million, three hundred sixty-six thousand, four hundred thirty-two".