53415960 has 128 divisors (see below), whose sum is σ = 174847680. Its totient is φ = 12976128.

The previous prime is 53415937. The next prime is 53415961. The reversal of 53415960 is 6951435.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53415961) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 151144 + ... + 151496.

Almost surely, 2^53415960 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53415960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87423840).

53415960 is an abundant number, since it is smaller than the sum of its proper divisors (121431720).

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

53415960 is a wasteful number, since it uses less digits than its factorization.

53415960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477 (or 473 counting only the distinct ones).

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

The square root of 53415960 is about 7308.6223051954. The cubic root of 53415960 is about 376.6086979299.

The spelling of 53415960 in words is "fifty-three million, four hundred fifteen thousand, nine hundred sixty".