52425330 has 32 divisors (see below), whose sum is σ = 130161600. Its totient is φ = 13497792.

The previous prime is 52425323. The next prime is 52425377. The reversal of 52425330 is 3352425.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 52425330.

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, 29260 + ... + 30999.

It is an arithmetic number, because the mean of its divisors is an integer number (4067550).

Almost surely, 2^52425330 is an apocalyptic number.

52425330 is an abundant number, since it is smaller than the sum of its proper divisors (77736270).

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

52425330 is a wasteful number, since it uses less digits than its factorization.

52425330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60298.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 52425330 is about 7240.5338200992. The cubic root of 52425330 is about 374.2660131952.

Adding to 52425330 its reverse (3352425), we get a palindrome (55777755).

The spelling of 52425330 in words is "fifty-two million, four hundred twenty-five thousand, three hundred thirty".