3905722 has 16 divisors (see below), whose sum is σ = 6158592. Its totient is φ = 1854160.

The previous prime is 3905717. The next prime is 3905753. The reversal of 3905722 is 2275093.

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, 8847 + ... + 9277.

It is an arithmetic number, because the mean of its divisors is an integer number (384912).

Almost surely, 2^3905722 is an apocalyptic number.

3905722 is a deficient number, since it is larger than the sum of its proper divisors (2252870).

3905722 is a wasteful number, since it uses less digits than its factorization.

3905722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 3905722 is about 1976.2899584828. The cubic root of 3905722 is about 157.4830350418.

The spelling of 3905722 in words is "three million, nine hundred five thousand, seven hundred twenty-two".