3906874 has 4 divisors (see below), whose sum is σ = 5860314. Its totient is φ = 1953436.

The previous prime is 3906863. The next prime is 3906883. The reversal of 3906874 is 4786093.

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

It can be written as a sum of positive squares in only one way, i.e., 2235025 + 1671849 = 1495^2 + 1293^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 976717 + ... + 976720.

Almost surely, 2^3906874 is an apocalyptic number.

3906874 is a deficient number, since it is larger than the sum of its proper divisors (1953440).

3906874 is a wasteful number, since it uses less digits than its factorization.

3906874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1953439.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 3906874 is about 1976.5813922022. The cubic root of 3906874 is about 157.4985168249.

The spelling of 3906874 in words is "three million, nine hundred six thousand, eight hundred seventy-four".