3930208 has 12 divisors (see below), whose sum is σ = 7737660. Its totient is φ = 1965088.

The previous prime is 3930197. The next prime is 3930209. The reversal of 3930208 is 8020393.

It is a happy number.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3930209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61378 + ... + 61441.

It is an arithmetic number, because the mean of its divisors is an integer number (644805).

Almost surely, 2^3930208 is an apocalyptic number.

It is an amenable number.

3930208 is a deficient number, since it is larger than the sum of its proper divisors (3807452).

3930208 is a wasteful number, since it uses less digits than its factorization.

3930208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122829 (or 122821 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 3930208 is about 1982.4752205261. The cubic root of 3930208 is about 157.8114505632.

The spelling of 3930208 in words is "three million, nine hundred thirty thousand, two hundred eight".