2939404 has 12 divisors (see below), whose sum is σ = 5539744. Its totient is φ = 1356624.

The previous prime is 2939401. The next prime is 2939449. The reversal of 2939404 is 4049392.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2939401) 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, 28212 + ... + 28315.

2^2939404 is an apocalyptic number.

It is an amenable number.

2939404 is a deficient number, since it is larger than the sum of its proper divisors (2600340).

2939404 is a wasteful number, since it uses less digits than its factorization.

2939404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56544 (or 56542 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 2939404 is about 1714.4690140099. The cubic root of 2939404 is about 143.2472940756.

The spelling of 2939404 in words is "two million, nine hundred thirty-nine thousand, four hundred four".