274490351 has 2 divisors, whose sum is σ = 274490352. Its totient is φ = 274490350.

The previous prime is 274490299. The next prime is 274490353. The reversal of 274490351 is 153094472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 274490351 - 2⁶ = 274490287 is a prime.

Together with 274490353, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274490353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137245175 + 137245176.

It is an arithmetic number, because the mean of its divisors is an integer number (137245176).

Almost surely, 2^274490351 is an apocalyptic number.

274490351 is a deficient number, since it is larger than the sum of its proper divisors (1).

274490351 is an equidigital number, since it uses as much as digits as its factorization.

274490351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 274490351 is about 16567.7503300840. The cubic root of 274490351 is about 649.8937506807.

The spelling of 274490351 in words is "two hundred seventy-four million, four hundred ninety thousand, three hundred fifty-one".