84446 has 4 divisors (see below), whose sum is σ = 126672. Its totient is φ = 42222.

The previous prime is 84443. The next prime is 84449. The reversal of 84446 is 64448.

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

It is an interprime number because it is at equal distance from previous prime (84443) and next prime (84449).

It is a super-2 number, since 2×84446² = 14262253832, which contains 22 as substring.

It is a Curzon number.

It is a plaindrome in base 14 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21110 + ... + 21113.

It is an arithmetic number, because the mean of its divisors is an integer number (31668).

2⁸⁴⁴⁴⁶ is an apocalyptic number.

84446 is a deficient number, since it is larger than the sum of its proper divisors (42226).

84446 is a wasteful number, since it uses less digits than its factorization.

84446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42225.

The product of its digits is 3072, while the sum is 26.

The square root of 84446 is about 290.5959394073. The cubic root of 84446 is about 43.8725651579.

The spelling of 84446 in words is "eighty-four thousand, four hundred forty-six".