894999999 has 4 divisors (see below), whose sum is σ = 1193333336. Its totient is φ = 596666664.

The previous prime is 894999967. The next prime is 895000031. The reversal of 894999999 is 999999498.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (894999967) and next prime (895000031).

It is not a de Polignac number, because 894999999 - 2⁵ = 894999967 is a prime.

It is a Duffinian number.

894999999 is a modest number, since divided by 99999 gives 8949 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 894999999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (894999899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149166664 + ... + 149166669.

It is an arithmetic number, because the mean of its divisors is an integer number (298333334).

Almost surely, 2^894999999 is an apocalyptic number.

894999999 is a deficient number, since it is larger than the sum of its proper divisors (298333337).

894999999 is a wasteful number, since it uses less digits than its factorization.

894999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298333336.

The product of its digits is 153055008, while the sum is 75.

The square root of 894999999 is about 29916.5505865900. The cubic root of 894999999 is about 963.6981196786.

The spelling of 894999999 in words is "eight hundred ninety-four million, nine hundred ninety-nine thousand, nine hundred ninety-nine".