1196422872 has 32 divisors (see below), whose sum is σ = 3167002800. Its totient is φ = 375348224.

The previous prime is 1196422867. The next prime is 1196422879. The reversal of 1196422872 is 2782246911.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1196422879) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1465797 + ... + 1466612.

Almost surely, 2^1196422872 is an apocalyptic number.

1196422872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1196422872 is an abundant number, since it is smaller than the sum of its proper divisors (1970579928).

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

1196422872 is a wasteful number, since it uses less digits than its factorization.

1196422872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2932435 (or 2932431 counting only the distinct ones).

The product of its digits is 96768, while the sum is 42.

The square root of 1196422872 is about 34589.3462210548. The cubic root of 1196422872 is about 1061.6016110979.

The spelling of 1196422872 in words is "one billion, one hundred ninety-six million, four hundred twenty-two thousand, eight hundred seventy-two".