1086859390 has 32 divisors (see below), whose sum is σ = 2032335360. Its totient is φ = 417984000.

The previous prime is 1086859379. The next prime is 1086859391. The reversal of 1086859390 is 939586801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1086859391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62115 + ... + 77665.

It is an arithmetic number, because the mean of its divisors is an integer number (63510480).

Almost surely, 2^1086859390 is an apocalyptic number.

1086859390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1086859390 is a deficient number, since it is larger than the sum of its proper divisors (945475970).

1086859390 is a wasteful number, since it uses less digits than its factorization.

1086859390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15828.

The product of its (nonzero) digits is 466560, while the sum is 49.

The square root of 1086859390 is about 32967.5505611199. The cubic root of 1086859390 is about 1028.1530952125.

The spelling of 1086859390 in words is "one billion, eighty-six million, eight hundred fifty-nine thousand, three hundred ninety".