53302716 has 18 divisors (see below), whose sum is σ = 134737512. Its totient is φ = 17767560.

The previous prime is 53302699. The next prime is 53302729. The reversal of 53302716 is 61720335.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 53302716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 740280 + ... + 740351.

Almost surely, 2^53302716 is an apocalyptic number.

It is an amenable number.

53302716 is an abundant number, since it is smaller than the sum of its proper divisors (81434796).

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

53302716 is a wasteful number, since it uses less digits than its factorization.

53302716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480641 (or 1480636 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 53302716 is about 7300.8709069535. The cubic root of 53302716 is about 376.3423677300.

The spelling of 53302716 in words is "fifty-three million, three hundred two thousand, seven hundred sixteen".