3774406947 has 4 divisors (see below), whose sum is σ = 5032542600. Its totient is φ = 2516271296.

The previous prime is 3774406919. The next prime is 3774406949. The reversal of 3774406947 is 7496044773.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3774406947 - 2¹¹ = 3774404899 is a prime.

It is a super-2 number, since 2×3774406947² = 28492295603123721618, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3774406947.

It is not an unprimeable number, because it can be changed into a prime (3774406949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 629067822 + ... + 629067827.

It is an arithmetic number, because the mean of its divisors is an integer number (1258135650).

Almost surely, 2^3774406947 is an apocalyptic number.

3774406947 is a deficient number, since it is larger than the sum of its proper divisors (1258135653).

3774406947 is a wasteful number, since it uses less digits than its factorization.

3774406947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258135652.

The product of its (nonzero) digits is 3556224, while the sum is 51.

The square root of 3774406947 is about 61436.2022507902. The cubic root of 3774406947 is about 1556.9795472118.

The spelling of 3774406947 in words is "three billion, seven hundred seventy-four million, four hundred six thousand, nine hundred forty-seven".