3904046 has 4 divisors (see below), whose sum is σ = 5856072. Its totient is φ = 1952022.

The previous prime is 3904039. The next prime is 3904051. The reversal of 3904046 is 6404093.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6404093 = 241 ⋅26573.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 976010 + ... + 976013.

It is an arithmetic number, because the mean of its divisors is an integer number (1464018).

Almost surely, 2^3904046 is an apocalyptic number.

3904046 is a deficient number, since it is larger than the sum of its proper divisors (1952026).

3904046 is a wasteful number, since it uses less digits than its factorization.

3904046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952025.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 3904046 is about 1975.8658861370. The cubic root of 3904046 is about 157.4605057604.

The spelling of 3904046 in words is "three million, nine hundred four thousand, forty-six".