3722249 has 2 divisors, whose sum is σ = 3722250. Its totient is φ = 3722248.

The previous prime is 3722231. The next prime is 3722273. The reversal of 3722249 is 9422273.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3356224 + 366025 = 1832^2 + 605^2 .

It is a cyclic number.

It is not a de Polignac number, because 3722249 - 2²⁰ = 2673673 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3722219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1861124 + 1861125.

It is an arithmetic number, because the mean of its divisors is an integer number (1861125).

Almost surely, 2^3722249 is an apocalyptic number.

It is an amenable number.

3722249 is a deficient number, since it is larger than the sum of its proper divisors (1).

3722249 is an equidigital number, since it uses as much as digits as its factorization.

3722249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 29.

The square root of 3722249 is about 1929.3130901956. The cubic root of 3722249 is about 154.9774368822.

The spelling of 3722249 in words is "three million, seven hundred twenty-two thousand, two hundred forty-nine".