3949692 has 36 divisors (see below), whose sum is σ = 9479400. Its totient is φ = 1279904.

The previous prime is 3949669. The next prime is 3949703. The reversal of 3949692 is 2969493.

3949692 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26434 + ... + 26582.

Almost surely, 2^3949692 is an apocalyptic number.

It is an amenable number.

3949692 is an abundant number, since it is smaller than the sum of its proper divisors (5529708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3949692 is a wasteful number, since it uses less digits than its factorization.

3949692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250 (or 201 counting only the distinct ones).

The product of its digits is 104976, while the sum is 42.

The square root of 3949692 is about 1987.3832041154. The cubic root of 3949692 is about 158.0718041415.

The spelling of 3949692 in words is "three million, nine hundred forty-nine thousand, six hundred ninety-two".