1000023232 has 84 divisors (see below), whose sum is σ = 2270719360. Its totient is φ = 434294784.

The previous prime is 1000023229. The next prime is 1000023247. The reversal of 1000023232 is 2323200001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 238369 + ... + 242527.

Almost surely, 2^1000023232 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 1000023232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1135359680).

1000023232 is an abundant number, since it is smaller than the sum of its proper divisors (1270696128).

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

1000023232 is a wasteful number, since it uses less digits than its factorization.

1000023232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4218 (or 4191 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 1000023232 is about 31623.1439297234. The cubic root of 1000023232 is about 1000.0077439400.

Adding to 1000023232 its reverse (2323200001), we get a palindrome (3323223233).

The spelling of 1000023232 in words is "one billion, twenty-three thousand, two hundred thirty-two".