53532715 has 4 divisors (see below), whose sum is σ = 64239264. Its totient is φ = 42826168.

The previous prime is 53532701. The next prime is 53532719. The reversal of 53532715 is 51723535.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53532715 - 2⁵ = 53532683 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53532719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5353267 + ... + 5353276.

It is an arithmetic number, because the mean of its divisors is an integer number (16059816).

Almost surely, 2^53532715 is an apocalyptic number.

53532715 is a deficient number, since it is larger than the sum of its proper divisors (10706549).

53532715 is a wasteful number, since it uses less digits than its factorization.

53532715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10706548.

The product of its digits is 15750, while the sum is 31.

The square root of 53532715 is about 7316.6054287490. The cubic root of 53532715 is about 376.8828915765.

The spelling of 53532715 in words is "fifty-three million, five hundred thirty-two thousand, seven hundred fifteen".