52642605 has 16 divisors (see below), whose sum is σ = 84501504. Its totient is φ = 27984960.

The previous prime is 52642589. The next prime is 52642613. The reversal of 52642605 is 50624625.

It is not a de Polignac number, because 52642605 - 2⁴ = 52642589 is a prime.

It is a super-2 number, since 2×52642605² = 5542487722372050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 781 + ... + 10290.

It is an arithmetic number, because the mean of its divisors is an integer number (5281344).

Almost surely, 2^52642605 is an apocalyptic number.

It is an amenable number.

52642605 is a deficient number, since it is larger than the sum of its proper divisors (31858899).

52642605 is a wasteful number, since it uses less digits than its factorization.

52642605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11396.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 52642605 is about 7255.5223795396. The cubic root of 52642605 is about 374.7823448055.

The spelling of 52642605 in words is "fifty-two million, six hundred forty-two thousand, six hundred five".