58991104 has 60 divisors (see below), whose sum is σ = 122962554. Its totient is φ = 28270592.

The previous prime is 58991089. The next prime is 58991111. The reversal of 58991104 is 40119985.

It can be written as a sum of positive squares in 3 ways, for example, as 52998400 + 5992704 = 7280^2 + 2448^2 .

It is a super-2 number, since 2×58991104² = 6959900702277632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 430524 + ... + 430660.

Almost surely, 2^58991104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 58991104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61481277).

58991104 is an abundant number, since it is smaller than the sum of its proper divisors (63971450).

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

58991104 is an equidigital number, since it uses as much as digits as its factorization.

58991104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213 (or 168 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 58991104 is about 7680.5666457625. The cubic root of 58991104 is about 389.2800744479.

It can be divided in two parts, 58991 and 104, that added together give a palindrome (59095).

The spelling of 58991104 in words is "fifty-eight million, nine hundred ninety-one thousand, one hundred four".