85650715 has 4 divisors (see below), whose sum is σ = 102780864. Its totient is φ = 68520568.

The previous prime is 85650707. The next prime is 85650751. The reversal of 85650715 is 51705658.

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 85650715 - 2³ = 85650707 is a prime.

It is a super-2 number, since 2×85650715² = 14672089960022450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8565067 + ... + 8565076.

It is an arithmetic number, because the mean of its divisors is an integer number (25695216).

Almost surely, 2^85650715 is an apocalyptic number.

85650715 is a deficient number, since it is larger than the sum of its proper divisors (17130149).

85650715 is a wasteful number, since it uses less digits than its factorization.

85650715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17130148.

The product of its (nonzero) digits is 42000, while the sum is 37.

The square root of 85650715 is about 9254.7671499611. The cubic root of 85650715 is about 440.8021095432.

The spelling of 85650715 in words is "eighty-five million, six hundred fifty thousand, seven hundred fifteen".