899486997 has 8 divisors (see below), whose sum is σ = 1240671840. Its totient is φ = 578980080.

The previous prime is 899486989. The next prime is 899487007. The reversal of 899486997 is 799684998.

899486997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 899486997 - 2³ = 899486989 is a prime.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899486957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5169379 + ... + 5169552.

It is an arithmetic number, because the mean of its divisors is an integer number (155083980).

Almost surely, 2^899486997 is an apocalyptic number.

899486997 is a gapful number since it is divisible by the number (87) formed by its first and last digit.

It is an amenable number.

899486997 is a deficient number, since it is larger than the sum of its proper divisors (341184843).

899486997 is a wasteful number, since it uses less digits than its factorization.

899486997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10338963.

The product of its digits is 70543872, while the sum is 69.

The square root of 899486997 is about 29991.4487312634. The cubic root of 899486997 is about 965.3059056842.

The spelling of 899486997 in words is "eight hundred ninety-nine million, four hundred eighty-six thousand, nine hundred ninety-seven".