253439327 has 6 divisors (see below), whose sum is σ = 259773264. Its totient is φ = 247256240.

The previous prime is 253439321. The next prime is 253439339. The reversal of 253439327 is 723934352.

It is not a de Polignac number, because 253439327 - 2⁸ = 253439071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253439321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73703 + ... + 77064.

It is an arithmetic number, because the mean of its divisors is an integer number (43295544).

Almost surely, 2^253439327 is an apocalyptic number.

253439327 is a deficient number, since it is larger than the sum of its proper divisors (6333937).

253439327 is an equidigital number, since it uses as much as digits as its factorization.

253439327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150849 (or 150808 counting only the distinct ones).

The product of its digits is 136080, while the sum is 38.

The square root of 253439327 is about 15919.7778564903. Note that the first 3 decimals coincide. The cubic root of 253439327 is about 632.8362313189.

The spelling of 253439327 in words is "two hundred fifty-three million, four hundred thirty-nine thousand, three hundred twenty-seven".