999818352 has 60 divisors (see below), whose sum is σ = 3013347064. Its totient is φ = 307635840.

The previous prime is 999818321. The next prime is 999818353. The reversal of 999818352 is 253818999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999818353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 265174 + ... + 268917.

Almost surely, 2^999818352 is an apocalyptic number.

It is an amenable number.

999818352 is an abundant number, since it is smaller than the sum of its proper divisors (2013528712).

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

999818352 is a wasteful number, since it uses less digits than its factorization.

999818352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534118 (or 534109 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 54.

The square root of 999818352 is about 31619.9043641817. The cubic root of 999818352 is about 999.9394470001.

The spelling of 999818352 in words is "nine hundred ninety-nine million, eight hundred eighteen thousand, three hundred fifty-two".