274315949 has 2 divisors, whose sum is σ = 274315950. Its totient is φ = 274315948.

The previous prime is 274315897. The next prime is 274315973. The reversal of 274315949 is 949513472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 273902500 + 413449 = 16550^2 + 643^2 .

It is a cyclic number.

It is not a de Polignac number, because 274315949 - 2²⁴ = 257538733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274315649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137157974 + 137157975.

It is an arithmetic number, because the mean of its divisors is an integer number (137157975).

Almost surely, 2^274315949 is an apocalyptic number.

It is an amenable number.

274315949 is a deficient number, since it is larger than the sum of its proper divisors (1).

274315949 is an equidigital number, since it uses as much as digits as its factorization.

274315949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 44.

The square root of 274315949 is about 16562.4861962207. The cubic root of 274315949 is about 649.7560812597.

The spelling of 274315949 in words is "two hundred seventy-four million, three hundred fifteen thousand, nine hundred forty-nine".