52790406 has 16 divisors (see below), whose sum is σ = 111791664. Its totient is φ = 16561664.

The previous prime is 52790371. The next prime is 52790449. The reversal of 52790406 is 60409725.

It is a congruent number.

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, 258675 + ... + 258878.

It is an arithmetic number, because the mean of its divisors is an integer number (6986979).

Almost surely, 2^52790406 is an apocalyptic number.

52790406 is an abundant number, since it is smaller than the sum of its proper divisors (59001258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52790406 is a wasteful number, since it uses less digits than its factorization.

52790406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517575.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 52790406 is about 7265.7006544448. The cubic root of 52790406 is about 375.1327672110.

The spelling of 52790406 in words is "fifty-two million, seven hundred ninety thousand, four hundred six".