1000223432 has 32 divisors (see below), whose sum is σ = 2084839680.
Its totient is φ = 446748480.
The previous prime is 1000223431. The next prime is 1000223447. The reversal of 1000223432 is 2343220001.
Adding to 1000223432 its reverse (2343220001), we get a palindrome (3343443433).
It is a self number, because there is not a number n which added to its sum of digits gives 1000223432.
It is not an unprimeable number, because it can be changed into a prime (1000223431) 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, 151898 + ... + 158345.
It is an arithmetic number, because the mean of its divisors is an integer number (65151240).
Almost surely, 21000223432 is an apocalyptic number.
It is an amenable number.
1000223432 is an abundant number, since it is smaller than the sum of its proper divisors (1084616248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1000223432 is a wasteful number, since it uses less digits than its factorization.
1000223432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 310293 (or 310289 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 1000223432 is about 31626.3091744832.
The cubic root of 1000223432 is about 1000.0744717871.
The spelling of 1000223432 in words is "one billion, two hundred twenty-three thousand, four hundred thirty-two".