84666898 has 8 divisors (see below), whose sum is σ = 127262592. Its totient is φ = 42246036.

The previous prime is 84666893. The next prime is 84666899. The reversal of 84666898 is 89866648.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (84666893) 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, 42490 + ... + 44437.

It is an arithmetic number, because the mean of its divisors is an integer number (15907824).

Almost surely, 2^84666898 is an apocalyptic number.

84666898 is a deficient number, since it is larger than the sum of its proper divisors (42595694).

84666898 is a wasteful number, since it uses less digits than its factorization.

84666898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87416.

The product of its digits is 3981312, while the sum is 55.

The square root of 84666898 is about 9201.4617317033. The cubic root of 84666898 is about 439.1078652137.

The spelling of 84666898 in words is "eighty-four million, six hundred sixty-six thousand, eight hundred ninety-eight".