374335889 has 2 divisors, whose sum is σ = 374335890. Its totient is φ = 374335888.

The previous prime is 374335883. The next prime is 374335931. The reversal of 374335889 is 988533473.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 312052225 + 62283664 = 17665^2 + 7892^2 .

It is an emirp because it is prime and its reverse (988533473) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-374335889 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (374335883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187167944 + 187167945.

It is an arithmetic number, because the mean of its divisors is an integer number (187167945).

Almost surely, 2^374335889 is an apocalyptic number.

It is an amenable number.

374335889 is a deficient number, since it is larger than the sum of its proper divisors (1).

374335889 is an equidigital number, since it uses as much as digits as its factorization.

374335889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 50.

The square root of 374335889 is about 19347.7618602256. The cubic root of 374335889 is about 720.6988385853.

The spelling of 374335889 in words is "three hundred seventy-four million, three hundred thirty-five thousand, eight hundred eighty-nine".