3959402 has 16 divisors (see below), whose sum is σ = 6356232. Its totient is φ = 1843200.

The previous prime is 3959393. The next prime is 3959441. The reversal of 3959402 is 2049593.

It can be written as a sum of positive squares in 4 ways, for example, as 3798601 + 160801 = 1949^2 + 401^2 .

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, 2858 + ... + 4010.

Almost surely, 2^3959402 is an apocalyptic number.

3959402 is a deficient number, since it is larger than the sum of its proper divisors (2396830).

3959402 is a wasteful number, since it uses less digits than its factorization.

3959402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1273.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 3959402 is about 1989.8246153870. The cubic root of 3959402 is about 158.2012337394.

The spelling of 3959402 in words is "three million, nine hundred fifty-nine thousand, four hundred two".