3722446 has 32 divisors (see below), whose sum is σ = 6971328. Its totient is φ = 1451520.

The previous prime is 3722443. The next prime is 3722479. The reversal of 3722446 is 6442273.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3722443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20476 + ... + 20656.

It is an arithmetic number, because the mean of its divisors is an integer number (217854).

Almost surely, 2^3722446 is an apocalyptic number.

3722446 is a deficient number, since it is larger than the sum of its proper divisors (3248882).

3722446 is a wasteful number, since it uses less digits than its factorization.

3722446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316.

The product of its digits is 8064, while the sum is 28.

The square root of 3722446 is about 1929.3641439604. The cubic root of 3722446 is about 154.9801708938.

The spelling of 3722446 in words is "three million, seven hundred twenty-two thousand, four hundred forty-six".