374609869 has 2 divisors, whose sum is σ = 374609870. Its totient is φ = 374609868.

The previous prime is 374609861. The next prime is 374609897. The reversal of 374609869 is 968906473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 296287369 + 78322500 = 17213^2 + 8850^2 .

It is a cyclic number.

It is not a de Polignac number, because 374609869 - 2³ = 374609861 is a prime.

It is a super-2 number, since 2×374609869² = 280665107904394322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (374609861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187304934 + 187304935.

It is an arithmetic number, because the mean of its divisors is an integer number (187304935).

Almost surely, 2^374609869 is an apocalyptic number.

It is an amenable number.

374609869 is a deficient number, since it is larger than the sum of its proper divisors (1).

374609869 is an equidigital number, since it uses as much as digits as its factorization.

374609869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1959552, while the sum is 52.

The square root of 374609869 is about 19354.8409706719. The cubic root of 374609869 is about 720.8746244856.

The spelling of 374609869 in words is "three hundred seventy-four million, six hundred nine thousand, eight hundred sixty-nine".