842498827 has 4 divisors (see below), whose sum is σ = 843356880. Its totient is φ = 841640776.

The previous prime is 842498821. The next prime is 842498837. The reversal of 842498827 is 728894248.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-842498827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (842498821) 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, 427552 + ... + 429517.

It is an arithmetic number, because the mean of its divisors is an integer number (210839220).

Almost surely, 2^842498827 is an apocalyptic number.

842498827 is a deficient number, since it is larger than the sum of its proper divisors (858053).

842498827 is an equidigital number, since it uses as much as digits as its factorization.

842498827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858052.

The product of its digits is 2064384, while the sum is 52.

The square root of 842498827 is about 29025.8303412667. The cubic root of 842498827 is about 944.4734810414.

The spelling of 842498827 in words is "eight hundred forty-two million, four hundred ninety-eight thousand, eight hundred twenty-seven".