3906722 has 8 divisors (see below), whose sum is σ = 5996496. Its totient is φ = 1907892.

The previous prime is 3906709. The next prime is 3906731. The reversal of 3906722 is 2276093.

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

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, 22628 + ... + 22799.

It is an arithmetic number, because the mean of its divisors is an integer number (749562).

Almost surely, 2^3906722 is an apocalyptic number.

3906722 is a deficient number, since it is larger than the sum of its proper divisors (2089774).

3906722 is a wasteful number, since it uses less digits than its factorization.

3906722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45472.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 3906722 is about 1976.5429416028. The cubic root of 3906722 is about 157.4964742639.

The spelling of 3906722 in words is "three million, nine hundred six thousand, seven hundred twenty-two".