85003601 has 8 divisors (see below), whose sum is σ = 86739360. Its totient is φ = 83277792.

The previous prime is 85003591. The next prime is 85003603. The reversal of 85003601 is 10630058.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 85003601 - 2¹⁸ = 84741457 is a prime.

It is a super-2 number, since 2×85003601² = 14451224365934402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85003603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16166 + ... + 20768.

It is an arithmetic number, because the mean of its divisors is an integer number (10842420).

Almost surely, 2^85003601 is an apocalyptic number.

It is an amenable number.

85003601 is a deficient number, since it is larger than the sum of its proper divisors (1735759).

85003601 is a wasteful number, since it uses less digits than its factorization.

85003601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4975.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 85003601 is about 9219.7397468692. The cubic root of 85003601 is about 439.6891761413.

Adding to 85003601 its reverse (10630058), we get a palindrome (95633659).

The spelling of 85003601 in words is "eighty-five million, three thousand, six hundred one".