53289264 has 120 divisors (see below), whose sum is σ = 162281280. Its totient is φ = 15023232.

The previous prime is 53289251. The next prime is 53289283. The reversal of 53289264 is 46298235.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 326847 + ... + 327009.

It is an arithmetic number, because the mean of its divisors is an integer number (1352344).

Almost surely, 2^53289264 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 53289264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81140640).

53289264 is an abundant number, since it is smaller than the sum of its proper divisors (108992016).

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

53289264 is a wasteful number, since it uses less digits than its factorization.

53289264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327 (or 314 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 53289264 is about 7299.9495888670. The cubic root of 53289264 is about 376.3107059071.

The spelling of 53289264 in words is "fifty-three million, two hundred eighty-nine thousand, two hundred sixty-four".