2826945 has 24 divisors (see below), whose sum is σ = 5346432. Its totient is φ = 1370400.

The previous prime is 2826919. The next prime is 2826979. The reversal of 2826945 is 5496282.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-2826945 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2361 + ... + 3350.

It is an arithmetic number, because the mean of its divisors is an integer number (222768).

2^2826945 is an apocalyptic number.

It is an amenable number.

2826945 is a deficient number, since it is larger than the sum of its proper divisors (2519487).

2826945 is a wasteful number, since it uses less digits than its factorization.

2826945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5733 (or 5730 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 2826945 is about 1681.3521344442. The cubic root of 2826945 is about 141.3966498422.

It can be divided in two parts, 282 and 6945, that added together give a palindrome (7227).

The spelling of 2826945 in words is "two million, eight hundred twenty-six thousand, nine hundred forty-five".