1085304724 has 36 divisors (see below), whose sum is σ = 2239665204. Its totient is φ = 458752896.

The previous prime is 1085304721. The next prime is 1085304743. The reversal of 1085304724 is 4274035801.

It can be written as a sum of positive squares in 2 ways, for example, as 324648324 + 760656400 = 18018^2 + 27580^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1085304724.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1085304721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23619 + ... + 52234.

Almost surely, 2^1085304724 is an apocalyptic number.

1085304724 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1085304724 is an abundant number, since it is smaller than the sum of its proper divisors (1154360480).

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

1085304724 is a wasteful number, since it uses less digits than its factorization.

1085304724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75944 (or 75935 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 1085304724 is about 32943.9633924032. The cubic root of 1085304724 is about 1027.6626308447.

It can be divided in two parts, 1085 and 304724, that added together give a square (305809 = 553²).

The spelling of 1085304724 in words is "one billion, eighty-five million, three hundred four thousand, seven hundred twenty-four".