84800444 has 12 divisors (see below), whose sum is σ = 148785000. Its totient is φ = 42290448.

The previous prime is 84800399. The next prime is 84800447. The reversal of 84800444 is 44400848.

It is a happy number.

It is a super-2 number, since 2×84800444² = 14382230605194272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 84800444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84800447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25694 + ... + 28805.

It is an arithmetic number, because the mean of its divisors is an integer number (12398750).

Almost surely, 2^84800444 is an apocalyptic number.

It is an amenable number.

84800444 is a deficient number, since it is larger than the sum of its proper divisors (63984556).

84800444 is a wasteful number, since it uses less digits than its factorization.

84800444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54892 (or 54890 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 32.

The square root of 84800444 is about 9208.7156542050. The cubic root of 84800444 is about 439.3386137731.

The spelling of 84800444 in words is "eighty-four million, eight hundred thousand, four hundred forty-four".