1086446634 has 64 divisors (see below), whose sum is σ = 2686623744. Its totient is φ = 285218496.

The previous prime is 1086446623. The next prime is 1086446639. The reversal of 1086446634 is 4366446801.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (1086446639) 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, 117297 + ... + 126219.

It is an arithmetic number, because the mean of its divisors is an integer number (41978496).

Almost surely, 2^1086446634 is an apocalyptic number.

1086446634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1086446634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1343311872).

1086446634 is an abundant number, since it is smaller than the sum of its proper divisors (1600177110).

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

1086446634 is a wasteful number, since it uses less digits than its factorization.

1086446634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9171.

The product of its (nonzero) digits is 331776, while the sum is 42.

The square root of 1086446634 is about 32961.2899322827. The cubic root of 1086446634 is about 1028.0229250188.

The spelling of 1086446634 in words is "one billion, eighty-six million, four hundred forty-six thousand, six hundred thirty-four".