58660387 has 4 divisors (see below), whose sum is σ = 62111016. Its totient is φ = 55209760.

The previous prime is 58660379. The next prime is 58660397. The reversal of 58660387 is 78306685.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78306685 = 5 ⋅15661337.

It is a cyclic number.

It is not a de Polignac number, because 58660387 - 2³ = 58660379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58660307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1725289 + ... + 1725322.

It is an arithmetic number, because the mean of its divisors is an integer number (15527754).

Almost surely, 2^58660387 is an apocalyptic number.

58660387 is a deficient number, since it is larger than the sum of its proper divisors (3450629).

58660387 is a wasteful number, since it uses less digits than its factorization.

58660387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3450628.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 58660387 is about 7659.0069199603. The cubic root of 58660387 is about 388.5512477483.

The spelling of 58660387 in words is "fifty-eight million, six hundred sixty thousand, three hundred eighty-seven".