52523015 has 4 divisors (see below), whose sum is σ = 63027624. Its totient is φ = 42018408.

The previous prime is 52522993. The next prime is 52523027. The reversal of 52523015 is 51032525.

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 52523015 - 2⁸ = 52522759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5252297 + ... + 5252306.

It is an arithmetic number, because the mean of its divisors is an integer number (15756906).

Almost surely, 2^52523015 is an apocalyptic number.

52523015 is a deficient number, since it is larger than the sum of its proper divisors (10504609).

52523015 is a wasteful number, since it uses less digits than its factorization.

52523015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10504608.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 52523015 is about 7247.2763849601. The cubic root of 52523015 is about 374.4983276842.

The spelling of 52523015 in words is "fifty-two million, five hundred twenty-three thousand, fifteen".