84998503 has 4 divisors (see below), whose sum is σ = 85066240. Its totient is φ = 84930768.

The previous prime is 84998467. The next prime is 84998567. The reversal of 84998503 is 30589948.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84998503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84998603) 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, 31950 + ... + 34507.

It is an arithmetic number, because the mean of its divisors is an integer number (21266560).

It is a Poulet number, since it divides 2^84998502-1.

Almost surely, 2^84998503 is an apocalyptic number.

84998503 is a deficient number, since it is larger than the sum of its proper divisors (67737).

84998503 is a wasteful number, since it uses less digits than its factorization.

84998503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67736.

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 84998503 is about 9219.4632707116. The cubic root of 84998503 is about 439.6803860030.

The spelling of 84998503 in words is "eighty-four million, nine hundred ninety-eight thousand, five hundred three".