487342 has 4 divisors (see below), whose sum is σ = 731016. Its totient is φ = 243670.

The previous prime is 487313. The next prime is 487349. The reversal of 487342 is 243784.

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

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 487342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487349) by changing a digit.

487342 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 as a sum of consecutive naturals, namely, 121834 + ... + 121837.

It is an arithmetic number, because the mean of its divisors is an integer number (182754).

2⁴⁸⁷³⁴² is an apocalyptic number.

487342 is a deficient number, since it is larger than the sum of its proper divisors (243674).

487342 is a wasteful number, since it uses less digits than its factorization.

487342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243673.

The product of its digits is 5376, while the sum is 28.

The square root of 487342 is about 698.0988468691. The cubic root of 487342 is about 78.6945422932.

The spelling of 487342 in words is "four hundred eighty-seven thousand, three hundred forty-two".