272194631 has 2 divisors, whose sum is σ = 272194632. Its totient is φ = 272194630.

The previous prime is 272194621. The next prime is 272194639. The reversal of 272194631 is 136491272.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 272194631 - 2¹⁸ = 271932487 is a prime.

It is a super-2 number, since 2×272194631² = 148179834290452322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 272194591 and 272194600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (272194639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136097315 + 136097316.

It is an arithmetic number, because the mean of its divisors is an integer number (136097316).

Almost surely, 2^272194631 is an apocalyptic number.

272194631 is a deficient number, since it is larger than the sum of its proper divisors (1).

272194631 is an equidigital number, since it uses as much as digits as its factorization.

272194631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 35.

The square root of 272194631 is about 16498.3220661981. The cubic root of 272194631 is about 648.0768648024.

The spelling of 272194631 in words is "two hundred seventy-two million, one hundred ninety-four thousand, six hundred thirty-one".