842302418 has 4 divisors (see below), whose sum is σ = 1263453630. Its totient is φ = 421151208.

The previous prime is 842302411. The next prime is 842302423. The reversal of 842302418 is 814203248.

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

It can be written as a sum of positive squares in only one way, i.e., 718936969 + 123365449 = 26813^2 + 11107^2 .

It is not an unprimeable number, because it can be changed into a prime (842302411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210575603 + ... + 210575606.

Almost surely, 2^842302418 is an apocalyptic number.

842302418 is a deficient number, since it is larger than the sum of its proper divisors (421151212).

842302418 is a wasteful number, since it uses less digits than its factorization.

842302418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421151211.

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 842302418 is about 29022.4467955409. The cubic root of 842302418 is about 944.4000813313.

The spelling of 842302418 in words is "eight hundred forty-two million, three hundred two thousand, four hundred eighteen".