52215356 has 12 divisors (see below), whose sum is σ = 91432992. Its totient is φ = 26091648.

The previous prime is 52215343. The next prime is 52215409. The reversal of 52215356 is 65351225.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6221 + ... + 11963.

It is an arithmetic number, because the mean of its divisors is an integer number (7619416).

Almost surely, 2^52215356 is an apocalyptic number.

It is an amenable number.

52215356 is a deficient number, since it is larger than the sum of its proper divisors (39217636).

52215356 is a wasteful number, since it uses less digits than its factorization.

52215356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8020 (or 8018 counting only the distinct ones).

The product of its digits is 9000, while the sum is 29.

The square root of 52215356 is about 7226.0193744551. The cubic root of 52215356 is about 373.7656743724.

The spelling of 52215356 in words is "fifty-two million, two hundred fifteen thousand, three hundred fifty-six".