145586 has 8 divisors (see below), whose sum is σ = 249600. Its totient is φ = 62388.

The previous prime is 145577. The next prime is 145589. The reversal of 145586 is 685541.

It is a happy number.

145586 is nontrivially palindromic in base 4.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (145589) by changing a digit.

145586 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5186 + ... + 5213.

It is an arithmetic number, because the mean of its divisors is an integer number (31200).

2¹⁴⁵⁵⁸⁶ is an apocalyptic number.

145586 is a deficient number, since it is larger than the sum of its proper divisors (104014).

145586 is a wasteful number, since it uses less digits than its factorization.

145586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10408.

The product of its digits is 4800, while the sum is 29.

The square root of 145586 is about 381.5573351411. The cubic root of 145586 is about 52.6065560701.

The spelling of 145586 in words is "one hundred forty-five thousand, five hundred eighty-six".