899000667 has 32 divisors (see below), whose sum is σ = 1380763200. Its totient is φ = 577414656.

The previous prime is 899000657. The next prime is 899000671. The reversal of 899000667 is 766000998.

It is not a de Polignac number, because 899000667 - 2⁶ = 899000603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (899000657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 479043 + ... + 480915.

It is an arithmetic number, because the mean of its divisors is an integer number (43148850).

Almost surely, 2^899000667 is an apocalyptic number.

899000667 is a gapful number since it is divisible by the number (87) formed by its first and last digit.

899000667 is a deficient number, since it is larger than the sum of its proper divisors (481762533).

899000667 is a wasteful number, since it uses less digits than its factorization.

899000667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2524 (or 2518 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The square root of 899000667 is about 29983.3398239756. The cubic root of 899000667 is about 965.1319021110.

The spelling of 899000667 in words is "eight hundred ninety-nine million, six hundred sixty-seven", and thus it is an aban number.