84668503 has 16 divisors (see below), whose sum is σ = 91163520. Its totient is φ = 78398496.

The previous prime is 84668477. The next prime is 84668509. The reversal of 84668503 is 30586648.

It is a cyclic number.

It is not a de Polignac number, because 84668503 - 2¹³ = 84660311 is a prime.

It is a super-2 number, since 2×84668503² = 14337510800522018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84668509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288825 + ... + 289117.

It is an arithmetic number, because the mean of its divisors is an integer number (5697720).

Almost surely, 2^84668503 is an apocalyptic number.

84668503 is a deficient number, since it is larger than the sum of its proper divisors (6495017).

84668503 is a wasteful number, since it uses less digits than its factorization.

84668503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 84668503 is about 9201.5489456939. The cubic root of 84668503 is about 439.1106398663.

The spelling of 84668503 in words is "eighty-four million, six hundred sixty-eight thousand, five hundred three".