3367991 has 12 divisors (see below), whose sum is σ = 3779160. Its totient is φ = 2976480.

The previous prime is 3367981. The next prime is 3368003. The reversal of 3367991 is 1997633.

It is not a de Polignac number, because 3367991 - 2⁶ = 3367927 is a prime.

It is a super-2 number, since 2×3367991² = 22686726752162, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3367901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30845 + ... + 30953.

It is an arithmetic number, because the mean of its divisors is an integer number (314930).

Almost surely, 2^3367991 is an apocalyptic number.

3367991 is a deficient number, since it is larger than the sum of its proper divisors (411169).

3367991 is a wasteful number, since it uses less digits than its factorization.

3367991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226 (or 173 counting only the distinct ones).

The product of its digits is 30618, while the sum is 38.

The square root of 3367991 is about 1835.2087074772. The cubic root of 3367991 is about 149.8960909990.

The spelling of 3367991 in words is "three million, three hundred sixty-seven thousand, nine hundred ninety-one".