1423212232 has 32 divisors (see below), whose sum is σ = 2966503680. Its totient is φ = 635676480.

The previous prime is 1423212199. The next prime is 1423212247. The reversal of 1423212232 is 2322123241.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217498 + ... + 223945.

It is an arithmetic number, because the mean of its divisors is an integer number (92703240).

Almost surely, 2^1423212232 is an apocalyptic number.

It is an amenable number.

1423212232 is an abundant number, since it is smaller than the sum of its proper divisors (1543291448).

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

1423212232 is a wasteful number, since it uses less digits than its factorization.

1423212232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441493 (or 441489 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 1423212232 is about 37725.4851791200. The cubic root of 1423212232 is about 1124.8377661037.

Adding to 1423212232 its reverse (2322123241), we get a palindrome (3745335473).

The spelling of 1423212232 in words is "one billion, four hundred twenty-three million, two hundred twelve thousand, two hundred thirty-two".