3923902 has 8 divisors (see below), whose sum is σ = 5911200. Its totient is φ = 1953504.

The previous prime is 3923897. The next prime is 3923911. The reversal of 3923902 is 2093293.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3627 + ... + 4582.

It is an arithmetic number, because the mean of its divisors is an integer number (738900).

Almost surely, 2^3923902 is an apocalyptic number.

3923902 is a deficient number, since it is larger than the sum of its proper divisors (1987298).

3923902 is a wasteful number, since it uses less digits than its factorization.

3923902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8450.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 3923902 is about 1980.8841460318. The cubic root of 3923902 is about 157.7270028084.

Subtracting from 3923902 its reverse (2093293), we obtain a square (1830609 = 1353²).

The spelling of 3923902 in words is "three million, nine hundred twenty-three thousand, nine hundred two".