52500406 has 32 divisors (see below), whose sum is σ = 92005632. Its totient is φ = 22005600.

The previous prime is 52500397. The next prime is 52500431. The reversal of 52500406 is 60400525.

52500406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151125 + ... + 151471.

It is an arithmetic number, because the mean of its divisors is an integer number (2875176).

Almost surely, 2^52500406 is an apocalyptic number.

52500406 is a deficient number, since it is larger than the sum of its proper divisors (39505226).

52500406 is a wasteful number, since it uses less digits than its factorization.

52500406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 52500406 is about 7245.7163897023. The cubic root of 52500406 is about 374.4445845909. Note that the first 3 decimals are identical.

The spelling of 52500406 in words is "fifty-two million, five hundred thousand, four hundred six".