3874664 has 16 divisors (see below), whose sum is σ = 7442820. Its totient is φ = 1889920.

The previous prime is 3874639. The next prime is 3874669. The reversal of 3874664 is 4664783.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3452164 + 422500 = 1858^2 + 650^2 .

It is a super-2 number, since 2×3874664² = 30026042225792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3874669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5579 + ... + 6234.

Almost surely, 2^3874664 is an apocalyptic number.

It is an amenable number.

3874664 is a deficient number, since it is larger than the sum of its proper divisors (3568156).

3874664 is a wasteful number, since it uses less digits than its factorization.

3874664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11860 (or 11856 counting only the distinct ones).

The product of its digits is 96768, while the sum is 38.

The square root of 3874664 is about 1968.4166225675. The cubic root of 3874664 is about 157.0644926866.

The spelling of 3874664 in words is "three million, eight hundred seventy-four thousand, six hundred sixty-four".