85237995 has 16 divisors (see below), whose sum is σ = 136537632. Its totient is φ = 45408000.

The previous prime is 85237993. The next prime is 85238029. The reversal of 85237995 is 59973258.

It is a happy number.

It is not a de Polignac number, because 85237995 - 2¹ = 85237993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85237991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12745 + ... + 18245.

It is an arithmetic number, because the mean of its divisors is an integer number (8533602).

Almost surely, 2^85237995 is an apocalyptic number.

85237995 is a deficient number, since it is larger than the sum of its proper divisors (51299637).

85237995 is a wasteful number, since it uses less digits than its factorization.

85237995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6542.

The product of its digits is 680400, while the sum is 48.

The square root of 85237995 is about 9232.4425262224. The cubic root of 85237995 is about 440.0929469620.

The spelling of 85237995 in words is "eighty-five million, two hundred thirty-seven thousand, nine hundred ninety-five".