85323537 has 60 divisors (see below), whose sum is σ = 144549504. Its totient is φ = 50038560.

The previous prime is 85323533. The next prime is 85323551. The reversal of 85323537 is 73532358.

It is not a de Polignac number, because 85323537 - 2² = 85323533 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85323533) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 314712 + ... + 314982.

Almost surely, 2^85323537 is an apocalyptic number.

It is an amenable number.

85323537 is a deficient number, since it is larger than the sum of its proper divisors (59225967).

85323537 is a wasteful number, since it uses less digits than its factorization.

85323537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332 (or 310 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 85323537 is about 9237.0740497194. The cubic root of 85323537 is about 440.2401185933.

The spelling of 85323537 in words is "eighty-five million, three hundred twenty-three thousand, five hundred thirty-seven".