899345854 has 16 divisors (see below), whose sum is σ = 1522404720. Its totient is φ = 394696960.

The previous prime is 899345851. The next prime is 899345857. The reversal of 899345854 is 458543998.

It is an interprime number because it is at equal distance from previous prime (899345851) and next prime (899345857).

It is a junction number, because it is equal to n+sod(n) for n = 899345795 and 899345804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899345851) 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, 704179 + ... + 705454.

It is an arithmetic number, because the mean of its divisors is an integer number (95150295).

Almost surely, 2^899345854 is an apocalyptic number.

899345854 is a deficient number, since it is larger than the sum of its proper divisors (623058866).

899345854 is a wasteful number, since it uses less digits than its factorization.

899345854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1409675.

The product of its digits is 6220800, while the sum is 55.

The square root of 899345854 is about 29989.0955848955. The cubic root of 899345854 is about 965.2554127184.

The spelling of 899345854 in words is "eight hundred ninety-nine million, three hundred forty-five thousand, eight hundred fifty-four".