1058683728 has 120 divisors (see below), whose sum is σ = 2881288800. Its totient is φ = 334859520.

The previous prime is 1058683727. The next prime is 1058683733. The reversal of 1058683728 is 8273868501.

It is a super-2 number, since 2×1058683728² = 2241622471863955968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1058683723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2721358 + ... + 2721746.

It is an arithmetic number, because the mean of its divisors is an integer number (24010740).

Almost surely, 2^1058683728 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 1058683728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1440644400).

1058683728 is an abundant number, since it is smaller than the sum of its proper divisors (1822605072).

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

1058683728 is a wasteful number, since it uses less digits than its factorization.

1058683728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521 (or 484 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 48.

The square root of 1058683728 is about 32537.4204263337. The cubic root of 1058683728 is about 1019.1906074184.

The spelling of 1058683728 in words is "one billion, fifty-eight million, six hundred eighty-three thousand, seven hundred twenty-eight".