272629639 has 2 divisors, whose sum is σ = 272629640. Its totient is φ = 272629638.

The previous prime is 272629631. The next prime is 272629661. The reversal of 272629639 is 936926272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 272629639 - 2³ = 272629631 is a prime.

It is a super-2 number, since 2×272629639² = 148653840122540642, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (272629631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136314819 + 136314820.

It is an arithmetic number, because the mean of its divisors is an integer number (136314820).

Almost surely, 2^272629639 is an apocalyptic number.

272629639 is a deficient number, since it is larger than the sum of its proper divisors (1).

272629639 is an equidigital number, since it uses as much as digits as its factorization.

272629639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 46.

The square root of 272629639 is about 16511.5002044030. The cubic root of 272629639 is about 648.4219225162.

The spelling of 272629639 in words is "two hundred seventy-two million, six hundred twenty-nine thousand, six hundred thirty-nine".