84448556 has 6 divisors (see below), whose sum is σ = 147784980. Its totient is φ = 42224276.

The previous prime is 84448489. The next prime is 84448589. The reversal of 84448556 is 65584448.

It is a happy number.

It is a super-2 number, since 2×84448556² = 14263117220970272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10556066 + ... + 10556073.

It is an arithmetic number, because the mean of its divisors is an integer number (24630830).

Almost surely, 2^84448556 is an apocalyptic number.

It is an amenable number.

84448556 is a deficient number, since it is larger than the sum of its proper divisors (63336424).

84448556 is a wasteful number, since it uses less digits than its factorization.

84448556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21112143 (or 21112141 counting only the distinct ones).

The product of its digits is 614400, while the sum is 44.

The square root of 84448556 is about 9189.5895446968. The cubic root of 84448556 is about 438.7300779638.

The spelling of 84448556 in words is "eighty-four million, four hundred forty-eight thousand, five hundred fifty-six".