2991338 has 16 divisors (see below), whose sum is σ = 5248320. Its totient is φ = 1251936.

The previous prime is 2991299. The next prime is 2991353. The reversal of 2991338 is 8331992.

It is a junction number, because it is equal to n+sod(n) for n = 2991298 and 2991307.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1883 + ... + 3086.

It is an arithmetic number, because the mean of its divisors is an integer number (328020).

2^2991338 is an apocalyptic number.

2991338 is a deficient number, since it is larger than the sum of its proper divisors (2256982).

2991338 is a wasteful number, since it uses less digits than its factorization.

2991338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5021.

The product of its digits is 11664, while the sum is 35.

The square root of 2991338 is about 1729.5484959954. The cubic root of 2991338 is about 144.0860147119.

The spelling of 2991338 in words is "two million, nine hundred ninety-one thousand, three hundred thirty-eight".