84306442 has 8 divisors (see below), whose sum is σ = 137956032. Its totient is φ = 38321100.

The previous prime is 84306421. The next prime is 84306473. The reversal of 84306442 is 24460348.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1916034 + ... + 1916077.

It is an arithmetic number, because the mean of its divisors is an integer number (17244504).

Almost surely, 2^84306442 is an apocalyptic number.

84306442 is a deficient number, since it is larger than the sum of its proper divisors (53649590).

84306442 is a wasteful number, since it uses less digits than its factorization.

84306442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3832124.

The product of its (nonzero) digits is 18432, while the sum is 31.

The square root of 84306442 is about 9181.8539522256. The cubic root of 84306442 is about 438.4838345821.

It can be divided in two parts, 84306 and 442, that added together give a palindrome (84748).

The spelling of 84306442 in words is "eighty-four million, three hundred six thousand, four hundred forty-two".