84616442 has 4 divisors (see below), whose sum is σ = 126924666. Its totient is φ = 42308220.

The previous prime is 84616423. The next prime is 84616459. The reversal of 84616442 is 24461648.

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., 79192201 + 5424241 = 8899^2 + 2329^2 .

It is an unprimeable number.

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, 21154109 + ... + 21154112.

Almost surely, 2^84616442 is an apocalyptic number.

84616442 is a deficient number, since it is larger than the sum of its proper divisors (42308224).

84616442 is a wasteful number, since it uses less digits than its factorization.

84616442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42308223.

The product of its digits is 36864, while the sum is 35.

The square root of 84616442 is about 9198.7195848118. The cubic root of 84616442 is about 439.0206212434.

It can be divided in two parts, 84616 and 442, that added together give a palindrome (85058).

The spelling of 84616442 in words is "eighty-four million, six hundred sixteen thousand, four hundred forty-two".