272826431 has 2 divisors, whose sum is σ = 272826432. Its totient is φ = 272826430.

The previous prime is 272826401. The next prime is 272826439. The reversal of 272826431 is 134628272.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-272826431 is a prime.

It is a super-2 number, since 2×272826431² = 148868522904395522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 272826391 and 272826400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (272826439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136413215 + 136413216.

It is an arithmetic number, because the mean of its divisors is an integer number (136413216).

Almost surely, 2^272826431 is an apocalyptic number.

272826431 is a deficient number, since it is larger than the sum of its proper divisors (1).

272826431 is an equidigital number, since it uses as much as digits as its factorization.

272826431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 35.

The square root of 272826431 is about 16517.4583698582. The cubic root of 272826431 is about 648.5779015909.

The spelling of 272826431 in words is "two hundred seventy-two million, eight hundred twenty-six thousand, four hundred thirty-one".