253094458 has 4 divisors (see below), whose sum is σ = 379641690. Its totient is φ = 126547228.

The previous prime is 253094423. The next prime is 253094503. The reversal of 253094458 is 854490352.

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., 251000649 + 2093809 = 15843^2 + 1447^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 253094458.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63273613 + ... + 63273616.

Almost surely, 2^253094458 is an apocalyptic number.

253094458 is a deficient number, since it is larger than the sum of its proper divisors (126547232).

253094458 is a wasteful number, since it uses less digits than its factorization.

253094458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126547231.

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 253094458 is about 15908.9427052837. The cubic root of 253094458 is about 632.5490558587.

The spelling of 253094458 in words is "two hundred fifty-three million, ninety-four thousand, four hundred fifty-eight".