52314540 has 48 divisors (see below), whose sum is σ = 147329280. Its totient is φ = 13869760.

The previous prime is 52314529. The next prime is 52314553. The reversal of 52314540 is 4541325.

It is a super-2 number, since 2×52314540² = 5473622190823200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52314540.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8305 + ... + 13175.

It is an arithmetic number, because the mean of its divisors is an integer number (3069360).

Almost surely, 2^52314540 is an apocalyptic number.

It is an amenable number.

52314540 is an abundant number, since it is smaller than the sum of its proper divisors (95014740).

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

52314540 is a wasteful number, since it uses less digits than its factorization.

52314540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5062 (or 5060 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 52314540 is about 7232.8790948004. The cubic root of 52314540 is about 374.0021828731.

Adding to 52314540 its reverse (4541325), we get a palindrome (56855865).

The spelling of 52314540 in words is "fifty-two million, three hundred fourteen thousand, five hundred forty".