58979778 has 64 divisors (see below), whose sum is σ = 141305472. Its totient is φ = 16174080.

The previous prime is 58979777. The next prime is 58979779. The reversal of 58979778 is 87797985.

It is an interprime number because it is at equal distance from previous prime (58979777) and next prime (58979779).

It is a super-2 number, since 2×58979778² = 6957228425858568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (58979773) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44826 + ... + 46122.

It is an arithmetic number, because the mean of its divisors is an integer number (2207898).

Almost surely, 2^58979778 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58979778, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70652736).

58979778 is an abundant number, since it is smaller than the sum of its proper divisors (82325694).

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

58979778 is a wasteful number, since it uses less digits than its factorization.

58979778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379.

The product of its digits is 8890560, while the sum is 60.

The square root of 58979778 is about 7679.8292949779. The cubic root of 58979778 is about 389.2551595707.

It can be divided in two parts, 5897977 and 8, that added together give a palindrome (5897985).

The spelling of 58979778 in words is "fifty-eight million, nine hundred seventy-nine thousand, seven hundred seventy-eight".