3722123 has 4 divisors (see below), whose sum is σ = 3808728. Its totient is φ = 3635520.

The previous prime is 3722101. The next prime is 3722129. The reversal of 3722123 is 3212273.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3212273 = 19 ⋅169067.

It is a cyclic number.

It is not a de Polignac number, because 3722123 - 2¹⁰ = 3721099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3722095 and 3722104.

It is not an unprimeable number, because it can be changed into a prime (3722129) 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, 43238 + ... + 43323.

It is an arithmetic number, because the mean of its divisors is an integer number (952182).

Almost surely, 2^3722123 is an apocalyptic number.

3722123 is a deficient number, since it is larger than the sum of its proper divisors (86605).

3722123 is an equidigital number, since it uses as much as digits as its factorization.

3722123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86604.

The product of its digits is 504, while the sum is 20.

The square root of 3722123 is about 1929.2804358102. The cubic root of 3722123 is about 154.9756881744.

Adding to 3722123 its reverse (3212273), we get a palindrome (6934396).

The spelling of 3722123 in words is "three million, seven hundred twenty-two thousand, one hundred twenty-three".