374206491 has 12 divisors (see below), whose sum is σ = 540917832. Its totient is φ = 249287616.

The previous prime is 374206477. The next prime is 374206507. The reversal of 374206491 is 194602473.

374206491 is a `hidden beast` number, since 3 + 7 + 4 + 2 + 0 + 649 + 1 = 666.

It is not a de Polignac number, because 374206491 - 2¹⁰ = 374205467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (374206411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1726 + ... + 27411.

It is an arithmetic number, because the mean of its divisors is an integer number (45076486).

Almost surely, 2^374206491 is an apocalyptic number.

374206491 is a deficient number, since it is larger than the sum of its proper divisors (166711341).

374206491 is a wasteful number, since it uses less digits than its factorization.

374206491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30570 (or 30567 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 374206491 is about 19344.4175668331. The cubic root of 374206491 is about 720.6157868497.

The spelling of 374206491 in words is "three hundred seventy-four million, two hundred six thousand, four hundred ninety-one".