58999987 has 8 divisors (see below), whose sum is σ = 59942960. Its totient is φ = 58060800.

The previous prime is 58999973. The next prime is 59000003. The reversal of 58999987 is 78999985.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 58999987 - 2⁷ = 58999859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58999937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55612 + ... + 56662.

It is an arithmetic number, because the mean of its divisors is an integer number (7492870).

Almost surely, 2^58999987 is an apocalyptic number.

58999987 is a deficient number, since it is larger than the sum of its proper divisors (942973).

58999987 is a wasteful number, since it uses less digits than its factorization.

58999987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1893.

The product of its digits is 14696640, while the sum is 64.

The square root of 58999987 is about 7681.1449016406. The cubic root of 58999987 is about 389.2996129947.

It can be divided in two parts, 589 and 99987, that added together give a triangular number (100576 = T₄₄₈).

The spelling of 58999987 in words is "fifty-eight million, nine hundred ninety-nine thousand, nine hundred eighty-seven".