253298446 has 12 divisors (see below), whose sum is σ = 386507232. Its totient is φ = 124499204.

The previous prime is 253298431. The next prime is 253298447. The reversal of 253298446 is 644892352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253298447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11230 + ... + 25153.

It is an arithmetic number, because the mean of its divisors is an integer number (32208936).

Almost surely, 2^253298446 is an apocalyptic number.

253298446 is a deficient number, since it is larger than the sum of its proper divisors (133208786).

253298446 is an equidigital number, since it uses as much as digits as its factorization.

253298446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36503 (or 36444 counting only the distinct ones).

The product of its digits is 414720, while the sum is 43.

The square root of 253298446 is about 15915.3525251563. The cubic root of 253298446 is about 632.7189499602.

The spelling of 253298446 in words is "two hundred fifty-three million, two hundred ninety-eight thousand, four hundred forty-six".