2939893 has 8 divisors (see below), whose sum is σ = 3255840. Its totient is φ = 2632080.

The previous prime is 2939891. The next prime is 2939899. The reversal of 2939893 is 3989392.

It is a happy number.

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

It is not a de Polignac number, because 2939893 - 2¹ = 2939891 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2939891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1258 + ... + 2731.

It is an arithmetic number, because the mean of its divisors is an integer number (406980).

2^2939893 is an apocalyptic number.

It is an amenable number.

2939893 is a deficient number, since it is larger than the sum of its proper divisors (315947).

2939893 is a wasteful number, since it uses less digits than its factorization.

2939893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4067.

The product of its digits is 104976, while the sum is 43.

The square root of 2939893 is about 1714.6116178307. The cubic root of 2939893 is about 143.2552371873.

The spelling of 2939893 in words is "two million, nine hundred thirty-nine thousand, eight hundred ninety-three".