52920486 has 32 divisors (see below), whose sum is σ = 119364480. Its totient is φ = 17375688.

The previous prime is 52920451. The next prime is 52920509. The reversal of 52920486 is 68402925.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 52920486.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3696 + ... + 10931.

It is an arithmetic number, because the mean of its divisors is an integer number (3730140).

Almost surely, 2^52920486 is an apocalyptic number.

52920486 is an abundant number, since it is smaller than the sum of its proper divisors (66443994).

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

52920486 is a wasteful number, since it uses less digits than its factorization.

52920486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14705 (or 14699 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 52920486 is about 7274.6467955496. The cubic root of 52920486 is about 375.4406340416.

The spelling of 52920486 in words is "fifty-two million, nine hundred twenty thousand, four hundred eighty-six".