3871326 has 32 divisors (see below), whose sum is σ = 8438400. Its totient is φ = 1179360.

The previous prime is 3871321. The next prime is 3871331. The reversal of 3871326 is 6231783.

It is an interprime number because it is at equal distance from previous prime (3871321) and next prime (3871331).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3871293 and 3871302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3871321) 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, 2721 + ... + 3891.

It is an arithmetic number, because the mean of its divisors is an integer number (263700).

Almost surely, 2^3871326 is an apocalyptic number.

3871326 is an abundant number, since it is smaller than the sum of its proper divisors (4567074).

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

3871326 is a wasteful number, since it uses less digits than its factorization.

3871326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224.

The product of its digits is 6048, while the sum is 30.

The square root of 3871326 is about 1967.5685502671. The cubic root of 3871326 is about 157.0193763528.

The spelling of 3871326 in words is "three million, eight hundred seventy-one thousand, three hundred twenty-six".