999270132 has 96 divisors (see below), whose sum is σ = 2879251200. Its totient is φ = 268692480.

The previous prime is 999270119. The next prime is 999270157. The reversal of 999270132 is 231072999.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 62832 + ... + 77112.

It is an arithmetic number, because the mean of its divisors is an integer number (29992200).

Almost surely, 2^999270132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 999270132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1439625600).

999270132 is an abundant number, since it is smaller than the sum of its proper divisors (1879981068).

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

999270132 is a wasteful number, since it uses less digits than its factorization.

999270132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14326 (or 14310 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 42.

The square root of 999270132 is about 31611.2342688482. The cubic root of 999270132 is about 999.7566514530.

The spelling of 999270132 in words is "nine hundred ninety-nine million, two hundred seventy thousand, one hundred thirty-two".