3906190 has 16 divisors (see below), whose sum is σ = 7105392. Its totient is φ = 1545984.

The previous prime is 3906187. The next prime is 3906247. The reversal of 3906190 is 916093.

It is a happy number.

It is a super-2 number, since 2×3906190² = 30516640632200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1044 + ... + 2983.

It is an arithmetic number, because the mean of its divisors is an integer number (444087).

Almost surely, 2^3906190 is an apocalyptic number.

3906190 is a deficient number, since it is larger than the sum of its proper divisors (3199202).

3906190 is a wasteful number, since it uses less digits than its factorization.

3906190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4131.

The product of its (nonzero) digits is 1458, while the sum is 28.

The square root of 3906190 is about 1976.4083586142. The cubic root of 3906190 is about 157.4893248833.

It can be divided in two parts, 3906 and 190, that added together give a 12-th power (4096 = 2¹²).

The spelling of 3906190 in words is "three million, nine hundred six thousand, one hundred ninety".