1096729632 has 60 divisors (see below), whose sum is σ = 3225459006. Its totient is φ = 365575680.

The previous prime is 1096729607. The next prime is 1096729639. The reversal of 1096729632 is 2369276901.

It is a happy number.

1096729632 is a `hidden beast` number, since 1 + 0 + 9 + 6 + 7 + 2 + 9 + 632 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1094551056 + 2178576 = 33084^2 + 1476^2 .

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (1096729639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 208969 + ... + 214152.

Almost surely, 2^1096729632 is an apocalyptic number.

1096729632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1096729632 is an abundant number, since it is smaller than the sum of its proper divisors (2128729374).

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

1096729632 is an equidigital number, since it uses as much as digits as its factorization.

1096729632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423143 (or 423126 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 1096729632 is about 33116.9085513730. The cubic root of 1096729632 is about 1031.2560890880.

The spelling of 1096729632 in words is "one billion, ninety-six million, seven hundred twenty-nine thousand, six hundred thirty-two".