52268405 has 8 divisors (see below), whose sum is σ = 71682432. Its totient is φ = 35841168.

The previous prime is 52268401. The next prime is 52268407. The reversal of 52268405 is 50486225.

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

It is a cyclic number.

It is not a de Polignac number, because 52268405 - 2² = 52268401 is a prime.

It is a super-2 number, since 2×52268405² = 5463972322488050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52268401) 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, 746657 + ... + 746726.

It is an arithmetic number, because the mean of its divisors is an integer number (8960304).

Almost surely, 2^52268405 is an apocalyptic number.

It is an amenable number.

52268405 is a deficient number, since it is larger than the sum of its proper divisors (19414027).

52268405 is a wasteful number, since it uses less digits than its factorization.

52268405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493395.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 52268405 is about 7229.6891357789. The cubic root of 52268405 is about 373.8922092065.

It can be divided in two parts, 5226 and 8405, that added together give a palindrome (13631).

The spelling of 52268405 in words is "fifty-two million, two hundred sixty-eight thousand, four hundred five".