2261996 has 24 divisors (see below), whose sum is σ = 4369680. Its totient is φ = 1016000.

The previous prime is 2261993. The next prime is 2262017. The reversal of 2261996 is 6991622.

It is not an unprimeable number, because it can be changed into a prime (2261993) 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, 4190 + ... + 4698.

It is an arithmetic number, because the mean of its divisors is an integer number (182070).

2^2261996 is an apocalyptic number.

It is an amenable number.

2261996 is a deficient number, since it is larger than the sum of its proper divisors (2107684).

2261996 is a wasteful number, since it uses less digits than its factorization.

2261996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625 (or 623 counting only the distinct ones).

The product of its digits is 11664, while the sum is 35.

The square root of 2261996 is about 1503.9933510491. The cubic root of 2261996 is about 131.2695342052.

It can be divided in two parts, 226 and 1996, that added together give a palindrome (2222).

The spelling of 2261996 in words is "two million, two hundred sixty-one thousand, nine hundred ninety-six".