2923842 has 8 divisors (see below), whose sum is σ = 5847696. Its totient is φ = 974612.

The previous prime is 2923831. The next prime is 2923859. The reversal of 2923842 is 2483292.

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

2923842 is an admirable number.

It is a d-powerful number, because it can be written as 2¹⁸ + 9² + 2²⁰ + 3¹² + 8⁵ + 4⁴ + 2²⁰ .

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, 243648 + ... + 243659.

It is an arithmetic number, because the mean of its divisors is an integer number (730962).

2^2923842 is an apocalyptic number.

2923842 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.

2923842 is a wasteful number, since it uses less digits than its factorization.

2923842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487312.

The product of its digits is 6912, while the sum is 30.

The square root of 2923842 is about 1709.9245597394. The cubic root of 2923842 is about 142.9940499912.

It can be divided in two parts, 29 and 23842, that added together give a triangular number (23871 = T₂₁₈).

The spelling of 2923842 in words is "two million, nine hundred twenty-three thousand, eight hundred forty-two".