1086243764 has 24 divisors (see below), whose sum is σ = 2013870600. Its totient is φ = 510887936.

The previous prime is 1086243727. The next prime is 1086243773. The reversal of 1086243764 is 4673426801.

It can be written as a sum of positive squares in 4 ways, for example, as 609694864 + 476548900 = 24692^2 + 21830^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165212 + ... + 171660.

It is an arithmetic number, because the mean of its divisors is an integer number (83911275).

Almost surely, 2^1086243764 is an apocalyptic number.

It is an amenable number.

1086243764 is a deficient number, since it is larger than the sum of its proper divisors (927626836).

1086243764 is a wasteful number, since it uses less digits than its factorization.

1086243764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8947 (or 8945 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 1086243764 is about 32958.2123908443. The cubic root of 1086243764 is about 1027.9589341496.

The spelling of 1086243764 in words is "one billion, eighty-six million, two hundred forty-three thousand, seven hundred sixty-four".