85399701 has 4 divisors (see below), whose sum is σ = 113866272. Its totient is φ = 56933132.

The previous prime is 85399681. The next prime is 85399703. The reversal of 85399701 is 10799358.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 85399701 - 2⁹ = 85399189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85399703) 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, 14233281 + ... + 14233286.

It is an arithmetic number, because the mean of its divisors is an integer number (28466568).

Almost surely, 2^85399701 is an apocalyptic number.

It is an amenable number.

85399701 is a deficient number, since it is larger than the sum of its proper divisors (28466571).

85399701 is a wasteful number, since it uses less digits than its factorization.

85399701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28466570.

The product of its (nonzero) digits is 68040, while the sum is 42.

The square root of 85399701 is about 9241.1958641726. The cubic root of 85399701 is about 440.3710729878.

The spelling of 85399701 in words is "eighty-five million, three hundred ninety-nine thousand, seven hundred one".