52576920 has 288 divisors, whose sum is σ = 201670560. Its totient is φ = 11827200.

The previous prime is 52576907. The next prime is 52576957. The reversal of 52576920 is 2967525.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 740485 + ... + 740555.

It is an arithmetic number, because the mean of its divisors is an integer number (700245).

Almost surely, 2^52576920 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 52576920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100835280).

52576920 is an abundant number, since it is smaller than the sum of its proper divisors (149093640).

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

52576920 is a wasteful number, since it uses less digits than its factorization.

52576920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127 (or 109 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 52576920 is about 7250.9944145614. The cubic root of 52576920 is about 374.6264012542.

The spelling of 52576920 in words is "fifty-two million, five hundred seventy-six thousand, nine hundred twenty".