1058421738 has 32 divisors (see below), whose sum is σ = 2313139392. Its totient is φ = 320198400.

The previous prime is 1058421691. The next prime is 1058421739. The reversal of 1058421738 is 8371248501.

It is a super-2 number, since 2×1058421738² = 2240513150941881288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1058421696 and 1058421705.

It is not an unprimeable number, because it can be changed into a prime (1058421739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27378 + ... + 53538.

It is an arithmetic number, because the mean of its divisors is an integer number (72285606).

Almost surely, 2^1058421738 is an apocalyptic number.

1058421738 is an abundant number, since it is smaller than the sum of its proper divisors (1254717654).

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

1058421738 is a wasteful number, since it uses less digits than its factorization.

1058421738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26790.

The product of its (nonzero) digits is 53760, while the sum is 39.

The square root of 1058421738 is about 32533.3941973474. The cubic root of 1058421738 is about 1019.1065282393.

The spelling of 1058421738 in words is "one billion, fifty-eight million, four hundred twenty-one thousand, seven hundred thirty-eight".