2642826 has 8 divisors (see below), whose sum is σ = 5285664. Its totient is φ = 880940.

The previous prime is 2642821. The next prime is 2642839. The reversal of 2642826 is 6282462.

It is a sphenic number, since it is the product of 3 distinct primes.

2642826 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2642793 and 2642802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2642821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220230 + ... + 220241.

It is an arithmetic number, because the mean of its divisors is an integer number (660708).

2^2642826 is an apocalyptic number.

2642826 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2642826 is a wasteful number, since it uses less digits than its factorization.

2642826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440476.

The product of its digits is 9216, while the sum is 30.

The square root of 2642826 is about 1625.6770897075. The cubic root of 2642826 is about 138.2577623071.

The spelling of 2642826 in words is "two million, six hundred forty-two thousand, eight hundred twenty-six".