2067399 has 6 divisors (see below), whose sum is σ = 2986256. Its totient is φ = 1378260.

The previous prime is 2067383. The next prime is 2067407. The reversal of 2067399 is 9937602.

It is not a de Polignac number, because 2067399 - 2⁴ = 2067383 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 (2067349) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114847 + ... + 114864.

2^2067399 is an apocalyptic number.

2067399 is a deficient number, since it is larger than the sum of its proper divisors (918857).

2067399 is a wasteful number, since it uses less digits than its factorization.

2067399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229717 (or 229714 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 36.

The square root of 2067399 is about 1437.8452628847. The cubic root of 2067399 is about 127.3917882307.

The spelling of 2067399 in words is "two million, sixty-seven thousand, three hundred ninety-nine".