84798538 has 16 divisors (see below), whose sum is σ = 138923136. Its totient is φ = 38499840.

The previous prime is 84798529. The next prime is 84798583. The reversal of 84798538 is 83589748.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 23695 + ... + 27037.

It is an arithmetic number, because the mean of its divisors is an integer number (8682696).

Almost surely, 2^84798538 is an apocalyptic number.

84798538 is a deficient number, since it is larger than the sum of its proper divisors (54124598).

84798538 is a wasteful number, since it uses less digits than its factorization.

84798538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4509.

The product of its digits is 1935360, while the sum is 52.

The square root of 84798538 is about 9208.6121647076. The cubic root of 84798538 is about 439.3353221800.

The spelling of 84798538 in words is "eighty-four million, seven hundred ninety-eight thousand, five hundred thirty-eight".