53289280 has 56 divisors (see below), whose sum is σ = 138440160. Its totient is φ = 19376640.

The previous prime is 53289251. The next prime is 53289283. The reversal of 53289280 is 8298235.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53289283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4050 + ... + 11089.

Almost surely, 2^53289280 is an apocalyptic number.

It is an amenable number.

53289280 is an abundant number, since it is smaller than the sum of its proper divisors (85150880).

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

53289280 is a wasteful number, since it uses less digits than its factorization.

53289280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15167 (or 15157 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 53289280 is about 7299.9506847649. The cubic root of 53289280 is about 376.3107435693.

The spelling of 53289280 in words is "fifty-three million, two hundred eighty-nine thousand, two hundred eighty".