52497967 has 4 divisors (see below), whose sum is σ = 53007760. Its totient is φ = 51988176.

The previous prime is 52497961. The next prime is 52497971. The reversal of 52497967 is 76979425.

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 52497967 - 2³ = 52497959 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52497967.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52497961) 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, 254742 + ... + 254947.

It is an arithmetic number, because the mean of its divisors is an integer number (13251940).

Almost surely, 2^52497967 is an apocalyptic number.

52497967 is a deficient number, since it is larger than the sum of its proper divisors (509793).

52497967 is a wasteful number, since it uses less digits than its factorization.

52497967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509792.

The product of its digits is 952560, while the sum is 49.

The square root of 52497967 is about 7245.5480814083. The cubic root of 52497967 is about 374.4387860041.

The spelling of 52497967 in words is "fifty-two million, four hundred ninety-seven thousand, nine hundred sixty-seven".