3774946457 has 2 divisors, whose sum is σ = 3774946458. Its totient is φ = 3774946456.

The previous prime is 3774946451. The next prime is 3774946537. The reversal of 3774946457 is 7546494773.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2534216281 + 1240730176 = 50341^2 + 35224^2 .

It is a cyclic number.

It is not a de Polignac number, because 3774946457 - 2¹⁴ = 3774930073 is a prime.

It is not a weakly prime, because it can be changed into another prime (3774946451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1887473228 + 1887473229.

It is an arithmetic number, because the mean of its divisors is an integer number (1887473229).

Almost surely, 2^3774946457 is an apocalyptic number.

It is an amenable number.

3774946457 is a deficient number, since it is larger than the sum of its proper divisors (1).

3774946457 is an equidigital number, since it uses as much as digits as its factorization.

3774946457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17781120, while the sum is 56.

The square root of 3774946457 is about 61440.5929089230. The cubic root of 3774946457 is about 1557.0537280502.

The spelling of 3774946457 in words is "three billion, seven hundred seventy-four million, nine hundred forty-six thousand, four hundred fifty-seven".