2826690 has 32 divisors (see below), whose sum is σ = 6903360. Its totient is φ = 740544.

The previous prime is 2826683. The next prime is 2826701. The reversal of 2826690 is 966282.

It is a super-2 number, since 2×2826690² = 15980352712200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 972 + ... + 2568.

It is an arithmetic number, because the mean of its divisors is an integer number (215730).

2^2826690 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2826690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3451680).

2826690 is an abundant number, since it is smaller than the sum of its proper divisors (4076670).

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

2826690 is a wasteful number, since it uses less digits than its factorization.

2826690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 2826690 is about 1681.2763009095. The cubic root of 2826690 is about 141.3923982291.

The spelling of 2826690 in words is "two million, eight hundred twenty-six thousand, six hundred ninety".