299894407 has 2 divisors, whose sum is σ = 299894408. Its totient is φ = 299894406.

The previous prime is 299894383. The next prime is 299894411. The reversal of 299894407 is 704498992.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-299894407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (299894477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149947203 + 149947204.

It is an arithmetic number, because the mean of its divisors is an integer number (149947204).

Almost surely, 2^299894407 is an apocalyptic number.

299894407 is a deficient number, since it is larger than the sum of its proper divisors (1).

299894407 is an equidigital number, since it uses as much as digits as its factorization.

299894407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 52.

The square root of 299894407 is about 17317.4596000684. The cubic root of 299894407 is about 669.3543992727.

The spelling of 299894407 in words is "two hundred ninety-nine million, eight hundred ninety-four thousand, four hundred seven".