253442032 has 20 divisors (see below), whose sum is σ = 494796456. Its totient is φ = 125752640.

The previous prime is 253442023. The next prime is 253442051. The reversal of 253442032 is 230244352.

It is a junction number, because it is equal to n+sod(n) for n = 253441988 and 253442006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58363 + ... + 62554.

Almost surely, 2^253442032 is an apocalyptic number.

It is an amenable number.

253442032 is a deficient number, since it is larger than the sum of its proper divisors (241354424).

253442032 is a wasteful number, since it uses less digits than its factorization.

253442032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121056 (or 121050 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 253442032 is about 15919.8628134793. The cubic root of 253442032 is about 632.8384827663.

Adding to 253442032 its reverse (230244352), we get a palindrome (483686384).

The spelling of 253442032 in words is "two hundred fifty-three million, four hundred forty-two thousand, thirty-two".