52132530 has 32 divisors (see below), whose sum is σ = 125359488. Its totient is φ = 13875200.

The previous prime is 52132529. The next prime is 52132547. The reversal of 52132530 is 3523125.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 52132497 and 52132506.

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, 17875 + ... + 20585.

It is an arithmetic number, because the mean of its divisors is an integer number (3917484).

Almost surely, 2^52132530 is an apocalyptic number.

52132530 is an abundant number, since it is smaller than the sum of its proper divisors (73226958).

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

52132530 is a wasteful number, since it uses less digits than its factorization.

52132530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3362.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 52132530 is about 7220.2860054156. The cubic root of 52132530 is about 373.5679426371.

Adding to 52132530 its reverse (3523125), we get a palindrome (55655655).

The spelling of 52132530 in words is "fifty-two million, one hundred thirty-two thousand, five hundred thirty".