52922840 has 32 divisors (see below), whose sum is σ = 119821680. Its totient is φ = 21036672.

The previous prime is 52922827. The next prime is 52922843. The reversal of 52922840 is 4822925.

52922840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 52922797 and 52922806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52922843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2462 + ... + 10578.

Almost surely, 2^52922840 is an apocalyptic number.

It is an amenable number.

52922840 is an abundant number, since it is smaller than the sum of its proper divisors (66898840).

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

52922840 is a wasteful number, since it uses less digits than its factorization.

52922840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8291 (or 8287 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 52922840 is about 7274.8085885472. The cubic root of 52922840 is about 375.4462007211.

The spelling of 52922840 in words is "fifty-two million, nine hundred twenty-two thousand, eight hundred forty".