84898401 has 16 divisors (see below), whose sum is σ = 130581504. Its totient is φ = 48058704.

The previous prime is 84898393. The next prime is 84898423. The reversal of 84898401 is 10489848.

It is not a de Polignac number, because 84898401 - 2³ = 84898393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84898481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16645 + ... + 21138.

It is an arithmetic number, because the mean of its divisors is an integer number (8161344).

Almost surely, 2^84898401 is an apocalyptic number.

It is an amenable number.

84898401 is a deficient number, since it is larger than the sum of its proper divisors (45683103).

84898401 is a wasteful number, since it uses less digits than its factorization.

84898401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37900.

The product of its (nonzero) digits is 73728, while the sum is 42.

The square root of 84898401 is about 9214.0328304169. The cubic root of 84898401 is about 439.5077156083.

The spelling of 84898401 in words is "eighty-four million, eight hundred ninety-eight thousand, four hundred one".