84423298 has 4 divisors (see below), whose sum is σ = 126634950. Its totient is φ = 42211648.

The previous prime is 84423293. The next prime is 84423341. The reversal of 84423298 is 89232448.

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., 61984129 + 22439169 = 7873^2 + 4737^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 84423298.

It is not an unprimeable number, because it can be changed into a prime (84423293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21105823 + ... + 21105826.

Almost surely, 2^84423298 is an apocalyptic number.

84423298 is a deficient number, since it is larger than the sum of its proper divisors (42211652).

84423298 is a wasteful number, since it uses less digits than its factorization.

84423298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42211651.

The product of its digits is 110592, while the sum is 40.

The square root of 84423298 is about 9188.2151694440. The cubic root of 84423298 is about 438.6863331887.

It can be divided in two parts, 844 and 23298, that added together give a palindrome (24142).

The spelling of 84423298 in words is "eighty-four million, four hundred twenty-three thousand, two hundred ninety-eight".