53216070 has 16 divisors (see below), whose sum is σ = 127718640. Its totient is φ = 14190944.

The previous prime is 53216063. The next prime is 53216113. The reversal of 53216070 is 7061235.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53216070.

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, 886905 + ... + 886964.

It is an arithmetic number, because the mean of its divisors is an integer number (7982415).

Almost surely, 2^53216070 is an apocalyptic number.

53216070 is an abundant number, since it is smaller than the sum of its proper divisors (74502570).

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

53216070 is a wasteful number, since it uses less digits than its factorization.

53216070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1773879.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 53216070 is about 7294.9345439147. The cubic root of 53216070 is about 376.1383365654.

The spelling of 53216070 in words is "fifty-three million, two hundred sixteen thousand, seventy".