65852500 has 120 divisors (see below), whose sum is σ = 170045568. Its totient is φ = 21840000.

The previous prime is 65852477. The next prime is 65852513. The reversal of 65852500 is 525856.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 927465 + ... + 927535.

Almost surely, 2^65852500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65852500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85022784).

65852500 is an abundant number, since it is smaller than the sum of its proper divisors (104193068).

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

65852500 is a wasteful number, since it uses less digits than its factorization.

65852500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155 (or 138 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 65852500 is about 8114.9553295135. The cubic root of 65852500 is about 403.8227255436.

The spelling of 65852500 in words is "sixty-five million, eight hundred fifty-two thousand, five hundred".