272258431 has 2 divisors, whose sum is σ = 272258432. Its totient is φ = 272258430.

The previous prime is 272258407. The next prime is 272258447. The reversal of 272258431 is 134852272.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-272258431 is a prime.

It is a super-4 number, since 4×272258431⁴ (a number of 35 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (272250431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136129215 + 136129216.

It is an arithmetic number, because the mean of its divisors is an integer number (136129216).

Almost surely, 2^272258431 is an apocalyptic number.

272258431 is a deficient number, since it is larger than the sum of its proper divisors (1).

272258431 is an equidigital number, since it uses as much as digits as its factorization.

272258431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26880, while the sum is 34.

The square root of 272258431 is about 16500.2554828706. The cubic root of 272258431 is about 648.1274953308.

The spelling of 272258431 in words is "two hundred seventy-two million, two hundred fifty-eight thousand, four hundred thirty-one".