253853498 has 4 divisors (see below), whose sum is σ = 380780250. Its totient is φ = 126926748.

The previous prime is 253853497. The next prime is 253853519. The reversal of 253853498 is 894358352.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 206008609 + 47844889 = 14353^2 + 6917^2 .

It is not an unprimeable number, because it can be changed into a prime (253853497) by changing a digit.

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 as a sum of consecutive naturals, namely, 63463373 + ... + 63463376.

Almost surely, 2^253853498 is an apocalyptic number.

253853498 is a deficient number, since it is larger than the sum of its proper divisors (126926752).

253853498 is a wasteful number, since it uses less digits than its factorization.

253853498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126926751.

The product of its digits is 1036800, while the sum is 47.

The square root of 253853498 is about 15932.7806110547. The cubic root of 253853498 is about 633.1807710704.

The spelling of 253853498 in words is "two hundred fifty-three million, eight hundred fifty-three thousand, four hundred ninety-eight".