3951022222 has 16 divisors (see below), whose sum is σ = 7129664640. Its totient is φ = 1604174328.

The previous prime is 3951022219. The next prime is 3951022223. The reversal of 3951022222 is 2222201593.

It is a super-2 number, since 2×3951022222² = 31221153197475634568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3951022223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7426468 + ... + 7426999.

It is an arithmetic number, because the mean of its divisors is an integer number (445604040).

Almost surely, 2^3951022222 is an apocalyptic number.

3951022222 is a deficient number, since it is larger than the sum of its proper divisors (3178642418).

3951022222 is a wasteful number, since it uses less digits than its factorization.

3951022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14853495.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 3951022222 is about 62857.1572853880. The cubic root of 3951022222 is about 1580.8954788708.

The spelling of 3951022222 in words is "three billion, nine hundred fifty-one million, twenty-two thousand, two hundred twenty-two".