52266399 has 8 divisors (see below), whose sum is σ = 70133040. Its totient is φ = 34622016.

The previous prime is 52266367. The next prime is 52266493. The reversal of 52266399 is 99366225.

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

It is not a de Polignac number, because 52266399 - 2⁵ = 52266367 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 self number, because there is not a number n which added to its sum of digits gives 52266399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52266329) 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, 55014 + ... + 55955.

It is an arithmetic number, because the mean of its divisors is an integer number (8766630).

Almost surely, 2^52266399 is an apocalyptic number.

52266399 is a deficient number, since it is larger than the sum of its proper divisors (17866641).

52266399 is a wasteful number, since it uses less digits than its factorization.

52266399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111129.

The product of its digits is 174960, while the sum is 42.

The square root of 52266399 is about 7229.5504009586. The cubic root of 52266399 is about 373.8874259640.

The spelling of 52266399 in words is "fifty-two million, two hundred sixty-six thousand, three hundred ninety-nine".