52576740 has 36 divisors (see below), whose sum is σ = 159483324. Its totient is φ = 14020416.

The previous prime is 52576723. The next prime is 52576751. The reversal of 52576740 is 4767525.

It can be written as a sum of positive squares in 2 ways, for example, as 11128896 + 41447844 = 3336^2 + 6438^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a junction number, because it is equal to n+sod(n) for n = 52576695 and 52576704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145867 + ... + 146226.

Almost surely, 2^52576740 is an apocalyptic number.

It is an amenable number.

52576740 is an abundant number, since it is smaller than the sum of its proper divisors (106906584).

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

52576740 is a wasteful number, since it uses less digits than its factorization.

52576740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292108 (or 292103 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 52576740 is about 7250.9820024601. The cubic root of 52576740 is about 374.6259737356.

The spelling of 52576740 in words is "fifty-two million, five hundred seventy-six thousand, seven hundred forty".