52423730 has 16 divisors (see below), whose sum is σ = 94893120. Its totient is φ = 20851632.

The previous prime is 52423673. The next prime is 52423741. The reversal of 52423730 is 3732425.

It is a super-2 number, since 2×52423730² = 5496494934225800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52423730.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12854 + ... + 16433.

It is an arithmetic number, because the mean of its divisors is an integer number (5930820).

Almost surely, 2^52423730 is an apocalyptic number.

52423730 is a deficient number, since it is larger than the sum of its proper divisors (42469390).

52423730 is a wasteful number, since it uses less digits than its factorization.

52423730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29473.

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 52423730 is about 7240.4233301652. The cubic root of 52423730 is about 374.2622056737.

The spelling of 52423730 in words is "fifty-two million, four hundred twenty-three thousand, seven hundred thirty".