1084948992 has 100 divisors (see below), whose sum is σ = 3238410846. Its totient is φ = 361635840.

The previous prime is 1084948981. The next prime is 1084948999. The reversal of 1084948992 is 2998494801.

It can be written as a sum of positive squares in only one way, i.e., 1012766976 + 72182016 = 31824^2 + 8496^2 .

It is a super-2 number, since 2×1084948992² = 2354228630483632128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (1084948999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 28392 + ... + 54552.

Almost surely, 2^1084948992 is an apocalyptic number.

1084948992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1084948992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1619205423).

1084948992 is an abundant number, since it is smaller than the sum of its proper divisors (2153461854).

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

1084948992 is an frugal number, since it uses more digits than its factorization.

1084948992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26191 (or 26166 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 54.

The square root of 1084948992 is about 32938.5639031212. The cubic root of 1084948992 is about 1027.5503390544.

The spelling of 1084948992 in words is "one billion, eighty-four million, nine hundred forty-eight thousand, nine hundred ninety-two".