253641422 has 16 divisors (see below), whose sum is σ = 389498112. Its totient is φ = 123821880.

The previous prime is 253641403. The next prime is 253641439. The reversal of 253641422 is 224146352.

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, 38597 + ... + 44687.

It is an arithmetic number, because the mean of its divisors is an integer number (24343632).

Almost surely, 2^253641422 is an apocalyptic number.

253641422 is a deficient number, since it is larger than the sum of its proper divisors (135856690).

253641422 is a wasteful number, since it uses less digits than its factorization.

253641422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6583.

The product of its digits is 11520, while the sum is 29.

The square root of 253641422 is about 15926.1238849885. The cubic root of 253641422 is about 633.0043965630.

Adding to 253641422 its reverse (224146352), we get a palindrome (477787774).

The spelling of 253641422 in words is "two hundred fifty-three million, six hundred forty-one thousand, four hundred twenty-two".