8142299 has 8 divisors (see below), whose sum is σ = 9268992. Its totient is φ = 7080040.

The previous prime is 8142289. The next prime is 8142307. The reversal of 8142299 is 9922418.

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

It is a de Polignac number, because none of the positive numbers 2^k-8142299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8142229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15839 + ... + 16344.

It is an arithmetic number, because the mean of its divisors is an integer number (1158624).

Almost surely, 2^8142299 is an apocalyptic number.

8142299 is a deficient number, since it is larger than the sum of its proper divisors (1126693).

8142299 is a wasteful number, since it uses less digits than its factorization.

8142299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32217.

The product of its digits is 10368, while the sum is 35.

The square root of 8142299 is about 2853.4713946350. The cubic root of 8142299 is about 201.1788627606.

It can be divided in two parts, 814 and 2299, that added together give a palindrome (3113).

The spelling of 8142299 in words is "eight million, one hundred forty-two thousand, two hundred ninety-nine".