1078327872 has 42 divisors (see below), whose sum is σ = 3090833798. Its totient is φ = 359442432.

The previous prime is 1078327871. The next prime is 1078327891. The reversal of 1078327872 is 2787238701.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 776402496 + 301925376 = 27864^2 + 17376^2 .

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 (1078327871) 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 5 ways as a sum of consecutive naturals, for example, 935473 + ... + 936624.

Almost surely, 2^1078327872 is an apocalyptic number.

1078327872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1078327872 is an abundant number, since it is smaller than the sum of its proper divisors (2012505926).

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

1078327872 is a wasteful number, since it uses less digits than its factorization.

1078327872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1872115 (or 1872102 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 45.

The square root of 1078327872 is about 32837.9029781136. The cubic root of 1078327872 is about 1025.4557947500.

The spelling of 1078327872 in words is "one billion, seventy-eight million, three hundred twenty-seven thousand, eight hundred seventy-two".