3117426 has 32 divisors (see below), whose sum is σ = 7112448. Its totient is φ = 902400.

The previous prime is 3117421. The next prime is 3117431. The reversal of 3117426 is 6247113.

It is an interprime number because it is at equal distance from previous prime (3117421) and next prime (3117431).

It is a junction number, because it is equal to n+sod(n) for n = 3117396 and 3117405.

It is not an unprimeable number, because it can be changed into a prime (3117421) 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, 151 + ... + 2501.

It is an arithmetic number, because the mean of its divisors is an integer number (222264).

Almost surely, 2^3117426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3117426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3556224).

3117426 is an abundant number, since it is smaller than the sum of its proper divisors (3995022).

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

3117426 is a wasteful number, since it uses less digits than its factorization.

3117426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2386.

The product of its digits is 1008, while the sum is 24.

The square root of 3117426 is about 1765.6234026541. The cubic root of 3117426 is about 146.0826766360.

The spelling of 3117426 in words is "three million, one hundred seventeen thousand, four hundred twenty-six".