1058353578 has 48 divisors (see below), whose sum is σ = 2371389696. Its totient is φ = 340781760.

The previous prime is 1058353559. The next prime is 1058353589. The reversal of 1058353578 is 8753538501.

1058353578 is a `hidden beast` number, since 10 + 583 + 5 + 3 + 57 + 8 = 666.

It is a super-2 number, since 2×1058353578² = 2240224592130804168, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 379726 + ... + 382502.

It is an arithmetic number, because the mean of its divisors is an integer number (49403952).

Almost surely, 2^1058353578 is an apocalyptic number.

1058353578 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1058353578, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1185694848).

1058353578 is an abundant number, since it is smaller than the sum of its proper divisors (1313036118).

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

1058353578 is a wasteful number, since it uses less digits than its factorization.

1058353578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3499 (or 3496 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 45.

The square root of 1058353578 is about 32532.3466414583. The cubic root of 1058353578 is about 1019.0846517069.

The spelling of 1058353578 in words is "one billion, fifty-eight million, three hundred fifty-three thousand, five hundred seventy-eight".