274212641 has 2 divisors, whose sum is σ = 274212642. Its totient is φ = 274212640.

The previous prime is 274212637. The next prime is 274212671. The reversal of 274212641 is 146212472.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 226201600 + 48011041 = 15040^2 + 6929^2 .

It is a cyclic number.

It is not a de Polignac number, because 274212641 - 2² = 274212637 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (274212671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137106320 + 137106321.

It is an arithmetic number, because the mean of its divisors is an integer number (137106321).

Almost surely, 2^274212641 is an apocalyptic number.

It is an amenable number.

274212641 is a deficient number, since it is larger than the sum of its proper divisors (1).

274212641 is an equidigital number, since it uses as much as digits as its factorization.

274212641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376, while the sum is 29.

The square root of 274212641 is about 16559.3671678600. The cubic root of 274212641 is about 649.6745044869.

The spelling of 274212641 in words is "two hundred seventy-four million, two hundred twelve thousand, six hundred forty-one".