374767993 has 2 divisors, whose sum is σ = 374767994. Its totient is φ = 374767992.

The previous prime is 374767973. The next prime is 374767999. The reversal of 374767993 is 399767473.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 363016809 + 11751184 = 19053^2 + 3428^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-374767993 is a prime.

It is not a weakly prime, because it can be changed into another prime (374767999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187383996 + 187383997.

It is an arithmetic number, because the mean of its divisors is an integer number (187383997).

Almost surely, 2^374767993 is an apocalyptic number.

It is an amenable number.

374767993 is a deficient number, since it is larger than the sum of its proper divisors (1).

374767993 is an equidigital number, since it uses as much as digits as its factorization.

374767993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6001128, while the sum is 55.

The square root of 374767993 is about 19358.9254092266. The cubic root of 374767993 is about 720.9760380309.

The spelling of 374767993 in words is "three hundred seventy-four million, seven hundred sixty-seven thousand, nine hundred ninety-three".