999455332 has 6 divisors (see below), whose sum is σ = 1749046838. Its totient is φ = 499727664.

The previous prime is 999455323. The next prime is 999455357. The reversal of 999455332 is 233554999.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 554414116 + 445041216 = 23546^2 + 21096^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124931913 + ... + 124931920.

Almost surely, 2^999455332 is an apocalyptic number.

It is an amenable number.

999455332 is a deficient number, since it is larger than the sum of its proper divisors (749591506).

999455332 is a wasteful number, since it uses less digits than its factorization.

999455332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249863837 (or 249863835 counting only the distinct ones).

The product of its digits is 1312200, while the sum is 49.

The square root of 999455332 is about 31614.1634714569. The cubic root of 999455332 is about 999.8184110274.

The spelling of 999455332 in words is "nine hundred ninety-nine million, four hundred fifty-five thousand, three hundred thirty-two".