85722059 has 4 divisors (see below), whose sum is σ = 86554416. Its totient is φ = 84889704.

The previous prime is 85722047. The next prime is 85722089. The reversal of 85722059 is 95022758.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85722059 - 2²⁰ = 84673483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85722089) 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, 416024 + ... + 416229.

It is an arithmetic number, because the mean of its divisors is an integer number (21638604).

Almost surely, 2^85722059 is an apocalyptic number.

85722059 is a deficient number, since it is larger than the sum of its proper divisors (832357).

85722059 is a wasteful number, since it uses less digits than its factorization.

85722059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832356.

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 85722059 is about 9258.6207936172. The cubic root of 85722059 is about 440.9244664042.

The spelling of 85722059 in words is "eighty-five million, seven hundred twenty-two thousand, fifty-nine".