85766052 has 24 divisors (see below), whose sum is σ = 200704000. Its totient is φ = 28505376.

The previous prime is 85766041. The next prime is 85766053. The reversal of 85766052 is 25066758.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 85766052.

It is not an unprimeable number, because it can be changed into a prime (85766053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6052 + ... + 14427.

Almost surely, 2^85766052 is an apocalyptic number.

It is an amenable number.

85766052 is an abundant number, since it is smaller than the sum of its proper divisors (114937948).

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

85766052 is a wasteful number, since it uses less digits than its factorization.

85766052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20835 (or 20833 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 85766052 is about 9260.9962746996. The cubic root of 85766052 is about 440.9998817365. Note that the first 3 decimals are identical.

The spelling of 85766052 in words is "eighty-five million, seven hundred sixty-six thousand, fifty-two".