3722823 has 24 divisors (see below), whose sum is σ = 5923008. Its totient is φ = 2238912.

The previous prime is 3722819. The next prime is 3722827. The reversal of 3722823 is 3282273.

It is an interprime number because it is at equal distance from previous prime (3722819) and next prime (3722827).

It is not a de Polignac number, because 3722823 - 2² = 3722819 is a prime.

It is a super-2 number, since 2×3722823² = 27718822178658, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3722827) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5161 + ... + 5837.

It is an arithmetic number, because the mean of its divisors is an integer number (246792).

Almost surely, 2^3722823 is an apocalyptic number.

3722823 is a deficient number, since it is larger than the sum of its proper divisors (2200185).

3722823 is a wasteful number, since it uses less digits than its factorization.

3722823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743 (or 740 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 3722823 is about 1929.4618420689. The cubic root of 3722823 is about 154.9854027183.

The spelling of 3722823 in words is "three million, seven hundred twenty-two thousand, eight hundred twenty-three".