3706222 has 8 divisors (see below), whose sum is σ = 5987016. Its totient is φ = 1710552.

The previous prime is 3706201. The next prime is 3706247. The reversal of 3706222 is 2226073.

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

It is a junction number, because it is equal to n+sod(n) for n = 3706193 and 3706202.

It is a congruent number.

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, 71248 + ... + 71299.

It is an arithmetic number, because the mean of its divisors is an integer number (748377).

Almost surely, 2^3706222 is an apocalyptic number.

3706222 is a deficient number, since it is larger than the sum of its proper divisors (2280794).

3706222 is a wasteful number, since it uses less digits than its factorization.

3706222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142562.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 3706222 is about 1925.1550586901. The cubic root of 3706222 is about 154.7546865303.

The spelling of 3706222 in words is "three million, seven hundred six thousand, two hundred twenty-two".