53032557 has 16 divisors (see below), whose sum is σ = 72696960. Its totient is φ = 34368000.

The previous prime is 53032523. The next prime is 53032589. The reversal of 53032557 is 75523035.

It is not a de Polignac number, because 53032557 - 2⁶ = 53032493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53032957) 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, 43557 + ... + 44757.

It is an arithmetic number, because the mean of its divisors is an integer number (4543560).

Almost surely, 2^53032557 is an apocalyptic number.

It is an amenable number.

53032557 is a deficient number, since it is larger than the sum of its proper divisors (19664403).

53032557 is a wasteful number, since it uses less digits than its factorization.

53032557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1604.

The product of its (nonzero) digits is 15750, while the sum is 30.

The square root of 53032557 is about 7282.3455699383. The cubic root of 53032557 is about 375.7054737636.

The spelling of 53032557 in words is "fifty-three million, thirty-two thousand, five hundred fifty-seven".