84544497 has 12 divisors (see below), whose sum is σ = 122229120. Its totient is φ = 56312568.

The previous prime is 84544489. The next prime is 84544507. The reversal of 84544497 is 79444548.

It is not a de Polignac number, because 84544497 - 2³ = 84544489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84544477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8404 + ... + 15482.

It is an arithmetic number, because the mean of its divisors is an integer number (10185760).

Almost surely, 2^84544497 is an apocalyptic number.

It is an amenable number.

84544497 is a deficient number, since it is larger than the sum of its proper divisors (37684623).

84544497 is a wasteful number, since it uses less digits than its factorization.

84544497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8412 (or 8409 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 84544497 is about 9194.8081546055. The cubic root of 84544497 is about 438.8961604260.

The spelling of 84544497 in words is "eighty-four million, five hundred forty-four thousand, four hundred ninety-seven".