85601241 has 24 divisors (see below), whose sum is σ = 137764224. Its totient is φ = 50772960.

The previous prime is 85601231. The next prime is 85601249. The reversal of 85601241 is 14210658.

It is not a de Polignac number, because 85601241 - 2²¹ = 83504089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85601249) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4546 + ... + 13851.

It is an arithmetic number, because the mean of its divisors is an integer number (5740176).

Almost surely, 2^85601241 is an apocalyptic number.

It is an amenable number.

85601241 is a deficient number, since it is larger than the sum of its proper divisors (52162983).

85601241 is a wasteful number, since it uses less digits than its factorization.

85601241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18461 (or 18458 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 85601241 is about 9252.0938711191. The cubic root of 85601241 is about 440.7172204137.

Adding to 85601241 its reverse (14210658), we get a palindrome (99811899).

It can be divided in two parts, 8560 and 1241, that added together give a square (9801 = 99²).

The spelling of 85601241 in words is "eighty-five million, six hundred one thousand, two hundred forty-one".