52665477 has 8 divisors (see below), whose sum is σ = 70260000. Its totient is φ = 35090640.

The previous prime is 52665449. The next prime is 52665491. The reversal of 52665477 is 77456625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52665477 - 2⁶ = 52665413 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52665407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3274 + ... + 10772.

It is an arithmetic number, because the mean of its divisors is an integer number (8782500).

Almost surely, 2^52665477 is an apocalyptic number.

It is an amenable number.

52665477 is a deficient number, since it is larger than the sum of its proper divisors (17594523).

52665477 is a wasteful number, since it uses less digits than its factorization.

52665477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9843.

The product of its digits is 352800, while the sum is 42.

The square root of 52665477 is about 7257.0983870966. The cubic root of 52665477 is about 374.8366150468.

The spelling of 52665477 in words is "fifty-two million, six hundred sixty-five thousand, four hundred seventy-seven".