2938399 has 8 divisors (see below), whose sum is σ = 3138048. Its totient is φ = 2741760.

The previous prime is 2938391. The next prime is 2938409. The reversal of 2938399 is 9938392.

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 2938399 - 2³ = 2938391 is a prime.

It is a Duffinian number.

2938399 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2938391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1479 + ... + 2839.

It is an arithmetic number, because the mean of its divisors is an integer number (392256).

2^2938399 is an apocalyptic number.

2938399 is a deficient number, since it is larger than the sum of its proper divisors (199649).

2938399 is a wasteful number, since it uses less digits than its factorization.

2938399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1505.

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

The square root of 2938399 is about 1714.1758952920. The cubic root of 2938399 is about 143.2309665093.

The spelling of 2938399 in words is "two million, nine hundred thirty-eight thousand, three hundred ninety-nine".