3722836 has 12 divisors (see below), whose sum is σ = 7016212. Its totient is φ = 1718208.

The previous prime is 3722833. The next prime is 3722843. The reversal of 3722836 is 6382273.

3722836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1020100 + 2702736 = 1010^2 + 1644^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3722798 and 3722807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3722833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35745 + ... + 35848.

Almost surely, 2^3722836 is an apocalyptic number.

It is an amenable number.

3722836 is a deficient number, since it is larger than the sum of its proper divisors (3293376).

3722836 is a wasteful number, since it uses less digits than its factorization.

3722836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71610 (or 71608 counting only the distinct ones).

The product of its digits is 12096, while the sum is 31.

The square root of 3722836 is about 1929.4652108810. The cubic root of 3722836 is about 154.9855831197.

The spelling of 3722836 in words is "three million, seven hundred twenty-two thousand, eight hundred thirty-six".