2923878 has 8 divisors (see below), whose sum is σ = 5847768. Its totient is φ = 974624.

The previous prime is 2923859. The next prime is 2923897. The reversal of 2923878 is 8783292.

It is an interprime number because it is at equal distance from previous prime (2923859) and next prime (2923897).

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

2923878 is an admirable number.

It is an alternating number because its digits alternate between even and odd.

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, 243651 + ... + 243662.

It is an arithmetic number, because the mean of its divisors is an integer number (730971).

2^2923878 is an apocalyptic number.

2923878 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.

2923878 is a wasteful number, since it uses less digits than its factorization.

2923878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487318.

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

The square root of 2923878 is about 1709.9350864872. The cubic root of 2923878 is about 142.9946368634.

The spelling of 2923878 in words is "two million, nine hundred twenty-three thousand, eight hundred seventy-eight".