3117712 has 30 divisors (see below), whose sum is σ = 6546642. Its totient is φ = 1437696.

The previous prime is 3117683. The next prime is 3117713. The reversal of 3117712 is 2177113.

3117712 is nontrivially palindromic in base 7.

It can be written as a sum of positive squares in 3 ways, for example, as 76176 + 3041536 = 276^2 + 1744^2 .

It is a super-2 number, since 2×3117712² = 19440256229888, which contains 22 as substring.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (3117713) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2128 + ... + 3280.

Almost surely, 2^3117712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3117712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3273321).

3117712 is an abundant number, since it is smaller than the sum of its proper divisors (3428930).

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

3117712 is a wasteful number, since it uses less digits than its factorization.

3117712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187 (or 1168 counting only the distinct ones).

The product of its digits is 294, while the sum is 22.

The square root of 3117712 is about 1765.7043920204. The cubic root of 3117712 is about 146.0871438223.

The spelling of 3117712 in words is "three million, one hundred seventeen thousand, seven hundred twelve".