2392878 has 8 divisors (see below), whose sum is σ = 4785768. Its totient is φ = 797624.

The previous prime is 2392861. The next prime is 2392891. The reversal of 2392878 is 8782932.

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

2392878 is an admirable number.

It is a congruent number.

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, 199401 + ... + 199412.

It is an arithmetic number, because the mean of its divisors is an integer number (598221).

2^2392878 is an apocalyptic number.

2392878 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.

2392878 is a wasteful number, since it uses less digits than its factorization.

2392878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398818.

The product of its digits is 48384, while the sum is 39.

The square root of 2392878 is about 1546.8930150466. The cubic root of 2392878 is about 133.7540226467.

The spelling of 2392878 in words is "two million, three hundred ninety-two thousand, eight hundred seventy-eight".