52258340 has 24 divisors (see below), whose sum is σ = 116198712. Its totient is φ = 19673600.

The previous prime is 52258321. The next prime is 52258411. The reversal of 52258340 is 4385225.

It can be written as a sum of positive squares in 4 ways, for example, as 20268004 + 31990336 = 4502^2 + 5656^2 .

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, 76511 + ... + 77190.

It is an arithmetic number, because the mean of its divisors is an integer number (4841613).

Almost surely, 2^52258340 is an apocalyptic number.

It is an amenable number.

52258340 is an abundant number, since it is smaller than the sum of its proper divisors (63940372).

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

52258340 is a wasteful number, since it uses less digits than its factorization.

52258340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153727 (or 153725 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 52258340 is about 7228.9930142448. The cubic root of 52258340 is about 373.8682083041.

The spelling of 52258340 in words is "fifty-two million, two hundred fifty-eight thousand, three hundred forty".