274630589 has 2 divisors, whose sum is σ = 274630590. Its totient is φ = 274630588.

The previous prime is 274630561. The next prime is 274630607. The reversal of 274630589 is 985036472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 239228089 + 35402500 = 15467^2 + 5950^2 .

It is a cyclic number.

It is not a de Polignac number, because 274630589 - 2¹² = 274626493 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274630549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137315294 + 137315295.

It is an arithmetic number, because the mean of its divisors is an integer number (137315295).

Almost surely, 2^274630589 is an apocalyptic number.

It is an amenable number.

274630589 is a deficient number, since it is larger than the sum of its proper divisors (1).

274630589 is an equidigital number, since it uses as much as digits as its factorization.

274630589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 274630589 is about 16571.9820480231. The cubic root of 274630589 is about 650.0044094375.

The spelling of 274630589 in words is "two hundred seventy-four million, six hundred thirty thousand, five hundred eighty-nine".