2836642 has 8 divisors (see below), whose sum is σ = 4370076. Its totient is φ = 1379952.

The previous prime is 2836633. The next prime is 2836651. The reversal of 2836642 is 2466382.

It is an interprime number because it is at equal distance from previous prime (2836633) and next prime (2836651).

It can be written as a sum of positive squares in 2 ways, for example, as 2556801 + 279841 = 1599^2 + 529^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19093 + ... + 19240.

2^2836642 is an apocalyptic number.

2836642 is a deficient number, since it is larger than the sum of its proper divisors (1533434).

2836642 is a wasteful number, since it uses less digits than its factorization.

2836642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38372.

The product of its digits is 13824, while the sum is 31.

The square root of 2836642 is about 1684.2333567532. The cubic root of 2836642 is about 141.5581384869.

The spelling of 2836642 in words is "two million, eight hundred thirty-six thousand, six hundred forty-two".