3722422 has 32 divisors (see below), whose sum is σ = 6648480. Its totient is φ = 1543680.

The previous prime is 3722419. The next prime is 3722437. The reversal of 3722422 is 2242273.

It is a Harshad number since it is a multiple of its sum of digits (22).

Its product of digits (1344) is a multiple of the sum of its prime divisors (336).

It is a junction number, because it is equal to n+sod(n) for n = 3722393 and 3722402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13704 + ... + 13972.

It is an arithmetic number, because the mean of its divisors is an integer number (207765).

Almost surely, 2^3722422 is an apocalyptic number.

3722422 is a deficient number, since it is larger than the sum of its proper divisors (2926058).

3722422 is a wasteful number, since it uses less digits than its factorization.

3722422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336.

The product of its digits is 1344, while the sum is 22.

The square root of 3722422 is about 1929.3579242847. The cubic root of 3722422 is about 154.9798378214.

Adding to 3722422 its reverse (2242273), we get a palindrome (5964695).

The spelling of 3722422 in words is "three million, seven hundred twenty-two thousand, four hundred twenty-two".