253030332 has 24 divisors (see below), whose sum is σ = 591902416. Its totient is φ = 84129408.

The previous prime is 253030303. The next prime is 253030357. The reversal of 253030332 is 233030352.

253030332 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 253030299 and 253030308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21793 + ... + 31320.

Almost surely, 2^253030332 is an apocalyptic number.

It is an amenable number.

253030332 is an abundant number, since it is smaller than the sum of its proper divisors (338872084).

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

253030332 is a wasteful number, since it uses less digits than its factorization.

253030332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53517 (or 53515 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 21.

The square root of 253030332 is about 15906.9271702614. The cubic root of 253030332 is about 632.4956288137.

Adding to 253030332 its reverse (233030352), we get a palindrome (486060684).

The spelling of 253030332 in words is "two hundred fifty-three million, thirty thousand, three hundred thirty-two".