3908445 has 16 divisors (see below), whose sum is σ = 6348480. Its totient is φ = 2052864.

The previous prime is 3908441. The next prime is 3908467. The reversal of 3908445 is 5448093.

It is not a de Polignac number, because 3908445 - 2² = 3908441 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3908441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 940 + ... + 2949.

It is an arithmetic number, because the mean of its divisors is an integer number (396780).

Almost surely, 2^3908445 is an apocalyptic number.

It is an amenable number.

3908445 is a deficient number, since it is larger than the sum of its proper divisors (2440035).

3908445 is a wasteful number, since it uses less digits than its factorization.

3908445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3964.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 3908445 is about 1976.9787555763. The cubic root of 3908445 is about 157.5196246647.

The spelling of 3908445 in words is "three million, nine hundred eight thousand, four hundred forty-five".