52520446 has 48 divisors (see below), whose sum is σ = 96286320. Its totient is φ = 21231360.

The previous prime is 52520423. The next prime is 52520459. The reversal of 52520446 is 64402525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134820 + ... + 135208.

It is an arithmetic number, because the mean of its divisors is an integer number (2005965).

Almost surely, 2^52520446 is an apocalyptic number.

52520446 is a deficient number, since it is larger than the sum of its proper divisors (43765874).

52520446 is a wasteful number, since it uses less digits than its factorization.

52520446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457 (or 438 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 52520446 is about 7247.0991437954. The cubic root of 52520446 is about 374.4922217774.

The spelling of 52520446 in words is "fifty-two million, five hundred twenty thousand, four hundred forty-six".