85201501 has 16 divisors (see below), whose sum is σ = 112475520. Its totient is φ = 62484480.

The previous prime is 85201477. The next prime is 85201517. The reversal of 85201501 is 10510258.

It is a cyclic number.

It is not a de Polignac number, because 85201501 - 2⁵ = 85201469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85201531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31236 + ... + 33853.

It is an arithmetic number, because the mean of its divisors is an integer number (7029720).

Almost surely, 2^85201501 is an apocalyptic number.

It is an amenable number.

85201501 is a deficient number, since it is larger than the sum of its proper divisors (27274019).

85201501 is a wasteful number, since it uses less digits than its factorization.

85201501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65124.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 85201501 is about 9230.4659145679. The cubic root of 85201501 is about 440.0301305124.

Adding to 85201501 its reverse (10510258), we get a palindrome (95711759).

The spelling of 85201501 in words is "eighty-five million, two hundred one thousand, five hundred one".