3970222 has 8 divisors (see below), whose sum is σ = 6027336. Its totient is φ = 1961112.

The previous prime is 3970199. The next prime is 3970223. The reversal of 3970222 is 2220793.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3970223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11793 + ... + 12124.

It is an arithmetic number, because the mean of its divisors is an integer number (753417).

Almost surely, 2^3970222 is an apocalyptic number.

3970222 is a deficient number, since it is larger than the sum of its proper divisors (2057114).

3970222 is a wasteful number, since it uses less digits than its factorization.

3970222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24002.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 3970222 is about 1992.5415930414. The cubic root of 3970222 is about 158.3452100663.

It can be divided in two parts, 3 and 970222, that added together give a square (970225 = 985²).

The spelling of 3970222 in words is "three million, nine hundred seventy thousand, two hundred twenty-two".