3902106 has 32 divisors (see below), whose sum is σ = 8850240. Its totient is φ = 1137024.

The previous prime is 3902071. The next prime is 3902137. The reversal of 3902106 is 6012093.

It is a plaindrome in base 11.

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, 166 + ... + 2798.

It is an arithmetic number, because the mean of its divisors is an integer number (276570).

Almost surely, 2^3902106 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3902106, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4425120).

3902106 is an abundant number, since it is smaller than the sum of its proper divisors (4948134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3902106 is a wasteful number, since it uses less digits than its factorization.

3902106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2670.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 3902106 is about 1975.3749011264. The cubic root of 3902106 is about 157.4344196612.

Adding to 3902106 its reverse (6012093), we get a palindrome (9914199).

The spelling of 3902106 in words is "three million, nine hundred two thousand, one hundred six".