1058794678 has 4 divisors (see below), whose sum is σ = 1588192020. Its totient is φ = 529397338.

The previous prime is 1058794661. The next prime is 1058794679. The reversal of 1058794678 is 8764978501.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1058794678² = 2242092340322247368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1058794679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264698668 + ... + 264698671.

It is an arithmetic number, because the mean of its divisors is an integer number (397048005).

Almost surely, 2^1058794678 is an apocalyptic number.

1058794678 is a deficient number, since it is larger than the sum of its proper divisors (529397342).

1058794678 is an equidigital number, since it uses as much as digits as its factorization.

1058794678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529397341.

The product of its (nonzero) digits is 3386880, while the sum is 55.

The square root of 1058794678 is about 32539.1253416560. The cubic root of 1058794678 is about 1019.2262098824.

The spelling of 1058794678 in words is "one billion, fifty-eight million, seven hundred ninety-four thousand, six hundred seventy-eight".