85944700 has 18 divisors (see below), whose sum is σ = 186500216. Its totient is φ = 34377840.

The previous prime is 85944671. The next prime is 85944701. The reversal of 85944700 is 744958.

It is a self number, because there is not a number n which added to its sum of digits gives 85944700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85944701) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 429624 + ... + 429823.

Almost surely, 2^85944700 is an apocalyptic number.

It is an amenable number.

85944700 is an abundant number, since it is smaller than the sum of its proper divisors (100555516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85944700 is a wasteful number, since it uses less digits than its factorization.

85944700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859461 (or 859454 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 85944700 is about 9270.6364398568. The cubic root of 85944700 is about 441.3058656967.

The spelling of 85944700 in words is "eighty-five million, nine hundred forty-four thousand, seven hundred".