814542 has 8 divisors (see below), whose sum is σ = 1629096. Its totient is φ = 271512.

The previous prime is 814537. The next prime is 814543. The reversal of 814542 is 245418.

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

814542 is an admirable number.

It is a plaindrome in base 12.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 814542.

It is not an unprimeable number, because it can be changed into a prime (814543) by changing a digit.

814542 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, 67873 + ... + 67884.

It is an arithmetic number, because the mean of its divisors is an integer number (203637).

2⁸¹⁴⁵⁴² is an apocalyptic number.

814542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

814542 is a wasteful number, since it uses less digits than its factorization.

814542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135762.

The product of its digits is 1280, while the sum is 24.

The square root of 814542 is about 902.5198058769. The cubic root of 814542 is about 93.3908857059.

The spelling of 814542 in words is "eight hundred fourteen thousand, five hundred forty-two".