3961326 has 16 divisors (see below), whose sum is σ = 8072784. Its totient is φ = 1295424.

The previous prime is 3961283. The next prime is 3961327. The reversal of 3961326 is 6231693.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3961293 and 3961302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3961327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5911 + ... + 6546.

It is an arithmetic number, because the mean of its divisors is an integer number (504549).

Almost surely, 2^3961326 is an apocalyptic number.

3961326 is an abundant number, since it is smaller than the sum of its proper divisors (4111458).

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

3961326 is a wasteful number, since it uses less digits than its factorization.

3961326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12515.

The product of its digits is 5832, while the sum is 30.

The square root of 3961326 is about 1990.3080163633. The cubic root of 3961326 is about 158.2268546021.

The spelling of 3961326 in words is "three million, nine hundred sixty-one thousand, three hundred twenty-six".