53952216 has 32 divisors (see below), whose sum is σ = 138528240. Its totient is φ = 17497728.

The previous prime is 53952139. The next prime is 53952247. The reversal of 53952216 is 61225935.

It is a super-2 number, since 2×53952216² = 5821683222621312, which contains 22 as substring.

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, 29491 + ... + 31266.

Almost surely, 2^53952216 is an apocalyptic number.

It is an amenable number.

53952216 is an abundant number, since it is smaller than the sum of its proper divisors (84576024).

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

53952216 is a wasteful number, since it uses less digits than its factorization.

53952216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60803 (or 60799 counting only the distinct ones).

The product of its digits is 16200, while the sum is 33.

The square root of 53952216 is about 7345.2172193884. The cubic root of 53952216 is about 377.8647930534.

The spelling of 53952216 in words is "fifty-three million, nine hundred fifty-two thousand, two hundred sixteen".