1085263464 has 128 divisors (see below), whose sum is σ = 2944512000. Its totient is φ = 332454144.

The previous prime is 1085263463. The next prime is 1085263513. The reversal of 1085263464 is 4643625801.

It is not an unprimeable number, because it can be changed into a prime (1085263463) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1530342 + ... + 1531050.

It is an arithmetic number, because the mean of its divisors is an integer number (23004000).

Almost surely, 2^1085263464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1085263464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1472256000).

1085263464 is an abundant number, since it is smaller than the sum of its proper divisors (1859248536).

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

1085263464 is a wasteful number, since it uses less digits than its factorization.

1085263464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847 (or 843 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 1085263464 is about 32943.3371715739. The cubic root of 1085263464 is about 1027.6496078057.

The spelling of 1085263464 in words is "one billion, eighty-five million, two hundred sixty-three thousand, four hundred sixty-four".