84016454 has 4 divisors (see below), whose sum is σ = 126024684. Its totient is φ = 42008226.

The previous prime is 84016441. The next prime is 84016463. The reversal of 84016454 is 45461048.

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

It is a self number, because there is not a number n which added to its sum of digits gives 84016454.

It is a congruent number.

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, 21004112 + ... + 21004115.

It is an arithmetic number, because the mean of its divisors is an integer number (31506171).

Almost surely, 2^84016454 is an apocalyptic number.

84016454 is a deficient number, since it is larger than the sum of its proper divisors (42008230).

84016454 is a wasteful number, since it uses less digits than its factorization.

84016454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42008229.

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 84016454 is about 9166.0489852499. The cubic root of 84016454 is about 437.9805076012.

The spelling of 84016454 in words is "eighty-four million, sixteen thousand, four hundred fifty-four".