3906214 has 8 divisors (see below), whose sum is σ = 6310080. Its totient is φ = 1802856.

The previous prime is 3906187. The next prime is 3906247. The reversal of 3906214 is 4126093.

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

It is an Ulam number.

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 3 ways as a sum of consecutive naturals, for example, 75094 + ... + 75145.

It is an arithmetic number, because the mean of its divisors is an integer number (788760).

Almost surely, 2^3906214 is an apocalyptic number.

3906214 is a deficient number, since it is larger than the sum of its proper divisors (2403866).

3906214 is a wasteful number, since it uses less digits than its factorization.

3906214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150254.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 3906214 is about 1976.4144302246. The cubic root of 3906214 is about 157.4896474257.

It can be divided in two parts, 390621 and 4, that added together give a 8-th power (390625 = 5⁸).

The spelling of 3906214 in words is "three million, nine hundred six thousand, two hundred fourteen".