253833473 has 2 divisors, whose sum is σ = 253833474. Its totient is φ = 253833472.

The previous prime is 253833467. The next prime is 253833523. The reversal of 253833473 is 374338352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 177235969 + 76597504 = 13313^2 + 8752^2 .

It is a cyclic number.

It is not a de Polignac number, because 253833473 - 2¹² = 253829377 is a prime.

It is not a weakly prime, because it can be changed into another prime (253833403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126916736 + 126916737.

It is an arithmetic number, because the mean of its divisors is an integer number (126916737).

Almost surely, 2^253833473 is an apocalyptic number.

It is an amenable number.

253833473 is a deficient number, since it is larger than the sum of its proper divisors (1).

253833473 is an equidigital number, since it uses as much as digits as its factorization.

253833473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 38.

The square root of 253833473 is about 15932.1521772798. The cubic root of 253833473 is about 633.1641213381.

The spelling of 253833473 in words is "two hundred fifty-three million, eight hundred thirty-three thousand, four hundred seventy-three".