3722251 has 16 divisors (see below), whose sum is σ = 4273920. Its totient is φ = 3215520.

The previous prime is 3722249. The next prime is 3722273. The reversal of 3722251 is 1522273.

It is a cyclic number.

It is not a de Polignac number, because 3722251 - 2¹ = 3722249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3722221) 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, 17536 + ... + 17746.

It is an arithmetic number, because the mean of its divisors is an integer number (267120).

Almost surely, 2^3722251 is an apocalyptic number.

3722251 is a deficient number, since it is larger than the sum of its proper divisors (551669).

3722251 is a wasteful number, since it uses less digits than its factorization.

3722251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306.

The product of its digits is 840, while the sum is 22.

The square root of 3722251 is about 1929.3136085147. The cubic root of 3722251 is about 154.9774646391.

Adding to 3722251 its sum of digits (22), we get a palindrome (3722273).

It can be divided in two parts, 37222 and 51, that added together give a palindrome (37273).

The spelling of 3722251 in words is "three million, seven hundred twenty-two thousand, two hundred fifty-one".