99667000 has 32 divisors (see below), whose sum is σ = 233223120. Its totient is φ = 39866400.

The previous prime is 99666947. The next prime is 99667003. The reversal of 99667000 is 76699.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99667003) 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, 48834 + ... + 50833.

Almost surely, 2^99667000 is an apocalyptic number.

It is an amenable number.

99667000 is an abundant number, since it is smaller than the sum of its proper divisors (133556120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99667000 is a wasteful number, since it uses less digits than its factorization.

99667000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99688 (or 99674 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 99667000 is about 9983.3361157481. The cubic root of 99667000 is about 463.6430940502.

The spelling of 99667000 in words is "ninety-nine million, six hundred sixty-seven thousand".