3722023 has 4 divisors (see below), whose sum is σ = 3756280. Its totient is φ = 3687768.

The previous prime is 3722011. The next prime is 3722027. The reversal of 3722023 is 3202273.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3202273 = 17 ⋅188369.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3722023 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 (3722027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16965 + ... + 17182.

It is an arithmetic number, because the mean of its divisors is an integer number (939070).

Almost surely, 2^3722023 is an apocalyptic number.

3722023 is a deficient number, since it is larger than the sum of its proper divisors (34257).

3722023 is a wasteful number, since it uses less digits than its factorization.

3722023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34256.

The product of its (nonzero) digits is 504, while the sum is 19.

The square root of 3722023 is about 1929.2545192379. The cubic root of 3722023 is about 154.9743002830.

Adding to 3722023 its reverse (3202273), we get a palindrome (6924296).

The spelling of 3722023 in words is "three million, seven hundred twenty-two thousand, twenty-three".