1059800658 has 64 divisors (see below), whose sum is σ = 2632212480. Its totient is φ = 277603200.

The previous prime is 1059800629. The next prime is 1059800659. The reversal of 1059800658 is 8560089501.

It is a super-2 number, since 2×1059800658² = 2246354869394465928, which contains 22 as substring.

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 (1059800659) 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, 3318 + ... + 46158.

It is an arithmetic number, because the mean of its divisors is an integer number (41128320).

Almost surely, 2^1059800658 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1059800658, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1316106240).

1059800658 is an abundant number, since it is smaller than the sum of its proper divisors (1572411822).

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

1059800658 is a wasteful number, since it uses less digits than its factorization.

1059800658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42903.

The product of its (nonzero) digits is 86400, while the sum is 42.

The square root of 1059800658 is about 32554.5796778272. The cubic root of 1059800658 is about 1019.5489027991.

The spelling of 1059800658 in words is "one billion, fifty-nine million, eight hundred thousand, six hundred fifty-eight".