53216902 has 8 divisors (see below), whose sum is σ = 84521016. Its totient is φ = 25043232.

The previous prime is 53216899. The next prime is 53216903. The reversal of 53216902 is 20961235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53216903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 782568 + ... + 782635.

It is an arithmetic number, because the mean of its divisors is an integer number (10565127).

Almost surely, 2^53216902 is an apocalyptic number.

53216902 is a deficient number, since it is larger than the sum of its proper divisors (31304114).

53216902 is a wasteful number, since it uses less digits than its factorization.

53216902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565222.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 53216902 is about 7294.9915695633. The cubic root of 53216902 is about 376.1402967845.

The spelling of 53216902 in words is "fifty-three million, two hundred sixteen thousand, nine hundred two".