52220366 has 16 divisors (see below), whose sum is σ = 85892400. Its totient is φ = 23614080.

The previous prime is 52220359. The next prime is 52220383. The reversal of 52220366 is 66302225.

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, 1691 + ... + 10358.

It is an arithmetic number, because the mean of its divisors is an integer number (5368275).

Almost surely, 2^52220366 is an apocalyptic number.

52220366 is a deficient number, since it is larger than the sum of its proper divisors (33672034).

52220366 is a wasteful number, since it uses less digits than its factorization.

52220366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12259.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 52220366 is about 7226.3660300320. The cubic root of 52220366 is about 373.7776281109. Note that the first 3 decimals are identical.

The spelling of 52220366 in words is "fifty-two million, two hundred twenty thousand, three hundred sixty-six".