3960605 has 16 divisors (see below), whose sum is σ = 5241024. Its totient is φ = 2849280.

The previous prime is 3960599. The next prime is 3960613. The reversal of 3960605 is 5060693.

3960605 = 1148² + 1149² + 1150².

It is not a de Polignac number, because 3960605 - 2¹² = 3956509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5549 + ... + 6221.

It is an arithmetic number, because the mean of its divisors is an integer number (327564).

Almost surely, 2^3960605 is an apocalyptic number.

It is an amenable number.

3960605 is a deficient number, since it is larger than the sum of its proper divisors (1280419).

3960605 is a wasteful number, since it uses less digits than its factorization.

3960605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 3960605 is about 1990.1268803772. The cubic root of 3960605 is about 158.2172544089.

The spelling of 3960605 in words is "three million, nine hundred sixty thousand, six hundred five".