60447 has 4 divisors (see below), whose sum is σ = 80600. Its totient is φ = 40296.

The previous prime is 60443. The next prime is 60449. The reversal of 60447 is 74406.

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

It is not a de Polignac number, because 60447 - 2² = 60443 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60443) 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, 10072 + ... + 10077.

It is an arithmetic number, because the mean of its divisors is an integer number (20150).

2⁶⁰⁴⁴⁷ is an apocalyptic number.

60447 is a deficient number, since it is larger than the sum of its proper divisors (20153).

60447 is a wasteful number, since it uses less digits than its factorization.

60447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20152.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 60447 is about 245.8597160984. The cubic root of 60447 is about 39.2456551914.

The spelling of 60447 in words is "sixty thousand, four hundred forty-seven".