85416157 has 4 divisors (see below), whose sum is σ = 85448160. Its totient is φ = 85384156.

The previous prime is 85416151. The next prime is 85416167. The reversal of 85416157 is 75161458.

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 a de Polignac number, because none of the positive numbers 2^k-85416157 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 (85416151) 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, 11593 + ... + 17470.

It is an arithmetic number, because the mean of its divisors is an integer number (21362040).

Almost surely, 2^85416157 is an apocalyptic number.

It is an amenable number.

85416157 is a deficient number, since it is larger than the sum of its proper divisors (32003).

85416157 is a wasteful number, since it uses less digits than its factorization.

85416157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32002.

The product of its digits is 33600, while the sum is 37.

The square root of 85416157 is about 9242.0861822426. The cubic root of 85416157 is about 440.3993567752.

The spelling of 85416157 in words is "eighty-five million, four hundred sixteen thousand, one hundred fifty-seven".