53425330 has 32 divisors (see below), whose sum is σ = 111306240. Its totient is φ = 18083520.

The previous prime is 53425289. The next prime is 53425363. The reversal of 53425330 is 3352435.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 53425295 and 53425304.

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, 700 + ... + 10360.

It is an arithmetic number, because the mean of its divisors is an integer number (3478320).

Almost surely, 2^53425330 is an apocalyptic number.

53425330 is an abundant number, since it is smaller than the sum of its proper divisors (57880910).

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

53425330 is a wasteful number, since it uses less digits than its factorization.

53425330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9754.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 53425330 is about 7309.2633007712. The cubic root of 53425330 is about 376.6307176732.

Adding to 53425330 its reverse (3352435), we get a palindrome (56777765).

The spelling of 53425330 in words is "fifty-three million, four hundred twenty-five thousand, three hundred thirty".