58540247 has 4 divisors (see below), whose sum is σ = 58578240. Its totient is φ = 58502256.

The previous prime is 58540219. The next prime is 58540271. The reversal of 58540247 is 74204585.

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

It is a cyclic number.

It is not a de Polignac number, because 58540247 - 2²⁴ = 41763031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58540217) 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, 16583 + ... + 19800.

It is an arithmetic number, because the mean of its divisors is an integer number (14644560).

Almost surely, 2^58540247 is an apocalyptic number.

58540247 is a deficient number, since it is larger than the sum of its proper divisors (37993).

58540247 is a wasteful number, since it uses less digits than its factorization.

58540247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37992.

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 58540247 is about 7651.1598467161. The cubic root of 58540247 is about 388.2858076800.

The spelling of 58540247 in words is "fifty-eight million, five hundred forty thousand, two hundred forty-seven".