65365250 has 32 divisors (see below), whose sum is σ = 124989696. Its totient is φ = 25585200.

The previous prime is 65365219. The next prime is 65365259. The reversal of 65365250 is 5256356.

It is not an unprimeable number, because it can be changed into a prime (65365259) 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, 8969 + ... + 14531.

It is an arithmetic number, because the mean of its divisors is an integer number (3905928).

Almost surely, 2^65365250 is an apocalyptic number.

65365250 is a deficient number, since it is larger than the sum of its proper divisors (59624446).

65365250 is a wasteful number, since it uses less digits than its factorization.

65365250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5627 (or 5617 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 65365250 is about 8084.8778593124. The cubic root of 65365250 is about 402.8242824711.

The spelling of 65365250 in words is "sixty-five million, three hundred sixty-five thousand, two hundred fifty".