4012191232 has 40 divisors (see below), whose sum is σ = 9161775216. Its totient is φ = 1719508992.

The previous prime is 4012191203. The next prime is 4012191263. The reversal of 4012191232 is 2321912104.

It is a junction number, because it is equal to n+sod(n) for n = 4012191197 and 4012191206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556153 + ... + 563320.

Almost surely, 2^4012191232 is an apocalyptic number.

It is an amenable number.

4012191232 is an abundant number, since it is smaller than the sum of its proper divisors (5149583984).

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

4012191232 is an equidigital number, since it uses as much as digits as its factorization.

4012191232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119498 (or 1119482 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 4012191232 is about 63341.8600295255. The cubic root of 4012191232 is about 1589.0121142141.

The spelling of 4012191232 in words is "four billion, twelve million, one hundred ninety-one thousand, two hundred thirty-two".