85240503 has 12 divisors (see below), whose sum is σ = 123240000. Its totient is φ = 56774016.

The previous prime is 85240459. The next prime is 85240513. The reversal of 85240503 is 30504258.

It is not a de Polignac number, because 85240503 - 2⁸ = 85240247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85240513) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7450 + ... + 15032.

It is an arithmetic number, because the mean of its divisors is an integer number (10270000).

Almost surely, 2^85240503 is an apocalyptic number.

85240503 is a deficient number, since it is larger than the sum of its proper divisors (37999497).

85240503 is a wasteful number, since it uses less digits than its factorization.

85240503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8838 (or 8835 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 85240503 is about 9232.5783506017. The cubic root of 85240503 is about 440.0972632777.

The spelling of 85240503 in words is "eighty-five million, two hundred forty thousand, five hundred three".