3772222 has 16 divisors (see below), whose sum is σ = 6071760. Its totient is φ = 1752192.

The previous prime is 3772217. The next prime is 3772229. The reversal of 3772222 is 2222773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3772229) 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, 1078 + ... + 2950.

It is an arithmetic number, because the mean of its divisors is an integer number (379485).

Almost surely, 2^3772222 is an apocalyptic number.

3772222 is a deficient number, since it is larger than the sum of its proper divisors (2299538).

3772222 is a wasteful number, since it uses less digits than its factorization.

3772222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1947.

The product of its digits is 2352, while the sum is 25.

The square root of 3772222 is about 1942.2208937194. The cubic root of 3772222 is about 155.6679051930.

Adding to 3772222 its reverse (2222773), we get a palindrome (5994995).

The spelling of 3772222 in words is "three million, seven hundred seventy-two thousand, two hundred twenty-two".