84044897 has 4 divisors (see below), whose sum is σ = 84079296. Its totient is φ = 84010500.

The previous prime is 84044881. The next prime is 84044903. The reversal of 84044897 is 79844048.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84044897 - 2⁴ = 84044881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84044297) 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, 13229 + ... + 18522.

It is an arithmetic number, because the mean of its divisors is an integer number (21019824).

Almost surely, 2^84044897 is an apocalyptic number.

It is an amenable number.

84044897 is a deficient number, since it is larger than the sum of its proper divisors (34399).

84044897 is a wasteful number, since it uses less digits than its factorization.

84044897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34398.

The product of its (nonzero) digits is 258048, while the sum is 44.

The square root of 84044897 is about 9167.6003948689. The cubic root of 84044897 is about 438.0299267862.

The spelling of 84044897 in words is "eighty-four million, forty-four thousand, eight hundred ninety-seven".