3910394 has 4 divisors (see below), whose sum is σ = 5865594. Its totient is φ = 1955196.

The previous prime is 3910381. The next prime is 3910397. The reversal of 3910394 is 4930193.

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., 3367225 + 543169 = 1835^2 + 737^2 .

It is not an unprimeable number, because it can be changed into a prime (3910397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 977597 + ... + 977600.

Almost surely, 2^3910394 is an apocalyptic number.

3910394 is a deficient number, since it is larger than the sum of its proper divisors (1955200).

3910394 is a wasteful number, since it uses less digits than its factorization.

3910394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1955199.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 3910394 is about 1977.4716180011. The cubic root of 3910394 is about 157.5458034248.

The spelling of 3910394 in words is "three million, nine hundred ten thousand, three hundred ninety-four".