52478976 has 88 divisors (see below), whose sum is σ = 152689824. Its totient is φ = 15892480.

The previous prime is 52478953. The next prime is 52478981. The reversal of 52478976 is 67987425.

It is a tau number, because it is divible by the number of its divisors (88).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 33016 + ... + 34568.

Almost surely, 2^52478976 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 52478976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76344912).

52478976 is an abundant number, since it is smaller than the sum of its proper divisors (100210848).

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

52478976 is a wasteful number, since it uses less digits than its factorization.

52478976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1587 (or 1569 counting only the distinct ones).

The product of its digits is 846720, while the sum is 48.

The square root of 52478976 is about 7244.2374339885. The cubic root of 52478976 is about 374.3936298135.

The spelling of 52478976 in words is "fifty-two million, four hundred seventy-eight thousand, nine hundred seventy-six".