3109722 has 64 divisors (see below), whose sum is σ = 7962624. Its totient is φ = 786240.

The previous prime is 3109709. The next prime is 3109747. The reversal of 3109722 is 2279013.

It is a junction number, because it is equal to n+sod(n) for n = 3109692 and 3109701.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24423 + ... + 24549.

It is an arithmetic number, because the mean of its divisors is an integer number (124416).

Almost surely, 2^3109722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3109722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3981312).

3109722 is an abundant number, since it is smaller than the sum of its proper divisors (4852902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3109722 is a wasteful number, since it uses less digits than its factorization.

3109722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 3109722 is about 1763.4403874245. The cubic root of 3109722 is about 145.9622408140.

The spelling of 3109722 in words is "three million, one hundred nine thousand, seven hundred twenty-two".