85628603 has 4 divisors (see below), whose sum is σ = 88390848. Its totient is φ = 82866360.

The previous prime is 85628597. The next prime is 85628617. The reversal of 85628603 is 30682658.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30682658 = 2 ⋅15341329.

It is a cyclic number.

It is not a de Polignac number, because 85628603 - 2⁶ = 85628539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85628633) 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, 1381076 + ... + 1381137.

It is an arithmetic number, because the mean of its divisors is an integer number (22097712).

Almost surely, 2^85628603 is an apocalyptic number.

85628603 is a deficient number, since it is larger than the sum of its proper divisors (2762245).

85628603 is a wasteful number, since it uses less digits than its factorization.

85628603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2762244.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 85628603 is about 9253.5724452776. The cubic root of 85628603 is about 440.7641730818.

The spelling of 85628603 in words is "eighty-five million, six hundred twenty-eight thousand, six hundred three".