3969908 has 24 divisors (see below), whose sum is σ = 7459200. Its totient is φ = 1842048.

The previous prime is 3969899. The next prime is 3969923. The reversal of 3969908 is 8099693.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5003 + ... + 5741.

It is an arithmetic number, because the mean of its divisors is an integer number (310800).

Almost surely, 2^3969908 is an apocalyptic number.

It is an amenable number.

3969908 is a deficient number, since it is larger than the sum of its proper divisors (3489292).

3969908 is a wasteful number, since it uses less digits than its factorization.

3969908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839 (or 837 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 3969908 is about 1992.4627976452. The cubic root of 3969908 is about 158.3410355133.

The spelling of 3969908 in words is "three million, nine hundred sixty-nine thousand, nine hundred eight".