1058738642 has 16 divisors (see below), whose sum is σ = 1713179160. Its totient is φ = 487817472.

The previous prime is 1058738579. The next prime is 1058738651. The reversal of 1058738642 is 2468378501.

It can be written as a sum of positive squares in 4 ways, for example, as 1033043881 + 25694761 = 32141^2 + 5069^2 .

It is a super-2 number, since 2×1058738642² = 2241855024128008328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1058738593 and 1058738602.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18917 + ... + 49752.

Almost surely, 2^1058738642 is an apocalyptic number.

1058738642 is a deficient number, since it is larger than the sum of its proper divisors (654440518).

1058738642 is a wasteful number, since it uses less digits than its factorization.

1058738642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69277.

The product of its (nonzero) digits is 322560, while the sum is 44.

The square root of 1058738642 is about 32538.2642745430. The cubic root of 1058738642 is about 1019.2082289434.

The spelling of 1058738642 in words is "one billion, fifty-eight million, seven hundred thirty-eight thousand, six hundred forty-two".