1322432985 has 8 divisors (see below), whose sum is σ = 2115892800. Its totient is φ = 705297584.

The previous prime is 1322432981. The next prime is 1322432989. The reversal of 1322432985 is 5892342231.

It is an interprime number because it is at equal distance from previous prime (1322432981) and next prime (1322432989).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1322432985 - 2² = 1322432981 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1322432981) 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, 44081085 + ... + 44081114.

It is an arithmetic number, because the mean of its divisors is an integer number (264486600).

Almost surely, 2^1322432985 is an apocalyptic number.

1322432985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1322432985 is a deficient number, since it is larger than the sum of its proper divisors (793459815).

1322432985 is an equidigital number, since it uses as much as digits as its factorization.

1322432985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88162207.

The product of its digits is 103680, while the sum is 39.

The square root of 1322432985 is about 36365.2716887967. The cubic root of 1322432985 is about 1097.6348590600.

The spelling of 1322432985 in words is "one billion, three hundred twenty-two million, four hundred thirty-two thousand, nine hundred eighty-five".