52192513 has 4 divisors (see below), whose sum is σ = 53303040. Its totient is φ = 51081988.

The previous prime is 52192507. The next prime is 52192523. The reversal of 52192513 is 31529125.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52192513 - 2⁹ = 52192001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52192523) 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, 555193 + ... + 555286.

It is an arithmetic number, because the mean of its divisors is an integer number (13325760).

Almost surely, 2^52192513 is an apocalyptic number.

It is an amenable number.

52192513 is a deficient number, since it is larger than the sum of its proper divisors (1110527).

52192513 is a wasteful number, since it uses less digits than its factorization.

52192513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110526.

The product of its digits is 2700, while the sum is 28.

The square root of 52192513 is about 7224.4385941054. The cubic root of 52192513 is about 373.7111618349.

The spelling of 52192513 in words is "fifty-two million, one hundred ninety-two thousand, five hundred thirteen".