374946281 has 2 divisors, whose sum is σ = 374946282. Its totient is φ = 374946280.

The previous prime is 374946269. The next prime is 374946329. The reversal of 374946281 is 182649473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 291863056 + 83083225 = 17084^2 + 9115^2 .

It is a cyclic number.

It is not a de Polignac number, because 374946281 - 2¹⁸ = 374684137 is a prime.

It is a super-2 number, since 2×374946281² = 281169427271461922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (374946211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187473140 + 187473141.

It is an arithmetic number, because the mean of its divisors is an integer number (187473141).

Almost surely, 2^374946281 is an apocalyptic number.

It is an amenable number.

374946281 is a deficient number, since it is larger than the sum of its proper divisors (1).

374946281 is an equidigital number, since it uses as much as digits as its factorization.

374946281 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 44.

The square root of 374946281 is about 19363.5296627449. The cubic root of 374946281 is about 721.0903496406.

The spelling of 374946281 in words is "three hundred seventy-four million, nine hundred forty-six thousand, two hundred eighty-one".