2790402 has 8 divisors (see below), whose sum is σ = 5580816. Its totient is φ = 930132.

The previous prime is 2790401. The next prime is 2790407. The reversal of 2790402 is 2040972.

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

2790402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2790401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232528 + ... + 232539.

It is an arithmetic number, because the mean of its divisors is an integer number (697602).

2^2790402 is an apocalyptic number.

2790402 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.

2790402 is a wasteful number, since it uses less digits than its factorization.

2790402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465072.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 2790402 is about 1670.4496400670. The cubic root of 2790402 is about 140.7847427187.

The spelling of 2790402 in words is "two million, seven hundred ninety thousand, four hundred two".