3722237 has 8 divisors (see below), whose sum is σ = 3955800. Its totient is φ = 3495744.

The previous prime is 3722231. The next prime is 3722249. The reversal of 3722237 is 7322273.

It can be written as a sum of positive squares in 4 ways, for example, as 376996 + 3345241 = 614^2 + 1829^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3722237 - 2⁴ = 3722221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3722231) 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, 662 + ... + 2807.

It is an arithmetic number, because the mean of its divisors is an integer number (494475).

Almost surely, 2^3722237 is an apocalyptic number.

3722237 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

3722237 is a deficient number, since it is larger than the sum of its proper divisors (233563).

3722237 is a wasteful number, since it uses less digits than its factorization.

3722237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3535.

The product of its digits is 3528, while the sum is 26.

The square root of 3722237 is about 1929.3099802779. The cubic root of 3722237 is about 154.9772703403.

The spelling of 3722237 in words is "three million, seven hundred twenty-two thousand, two hundred thirty-seven".