53989746 has 16 divisors (see below), whose sum is σ = 110277504. Its totient is φ = 17613584.

The previous prime is 53989723. The next prime is 53989751. The reversal of 53989746 is 64798935.

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, 95445 + ... + 96008.

It is an arithmetic number, because the mean of its divisors is an integer number (6892344).

Almost surely, 2^53989746 is an apocalyptic number.

53989746 is an abundant number, since it is smaller than the sum of its proper divisors (56287758).

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

53989746 is a wasteful number, since it uses less digits than its factorization.

53989746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191505.

The product of its digits is 1632960, while the sum is 51.

The square root of 53989746 is about 7347.7714988968. The cubic root of 53989746 is about 377.9523889531.

The spelling of 53989746 in words is "fifty-three million, nine hundred eighty-nine thousand, seven hundred forty-six".