52533130 has 32 divisors (see below), whose sum is σ = 102867408. Its totient is φ = 19200000.

The previous prime is 52533121. The next prime is 52533133. The reversal of 52533130 is 3133525.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 12981609 + 39551521 = 3603^2 + 6289^2 .

It is not an unprimeable number, because it can be changed into a prime (52533133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11130 + ... + 15130.

Almost surely, 2^52533130 is an apocalyptic number.

52533130 is a deficient number, since it is larger than the sum of its proper divisors (50334278).

52533130 is a wasteful number, since it uses less digits than its factorization.

52533130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4122.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 52533130 is about 7247.9741997333. The cubic root of 52533130 is about 374.5223667170.

Adding to 52533130 its reverse (3133525), we get a palindrome (55666655).

The spelling of 52533130 in words is "fifty-two million, five hundred thirty-three thousand, one hundred thirty".