65256366 has 16 divisors (see below), whose sum is σ = 149157504. Its totient is φ = 18644664.

The previous prime is 65256361. The next prime is 65256377. The reversal of 65256366 is 66365256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65256361) 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, 776820 + ... + 776903.

It is an arithmetic number, because the mean of its divisors is an integer number (9322344).

Almost surely, 2^65256366 is an apocalyptic number.

65256366 is an abundant number, since it is smaller than the sum of its proper divisors (83901138).

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

65256366 is a wasteful number, since it uses less digits than its factorization.

65256366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1553735.

The product of its digits is 194400, while the sum is 39.

The square root of 65256366 is about 8078.1412465987. The cubic root of 65256366 is about 402.6004862082.

The spelling of 65256366 in words is "sixty-five million, two hundred fifty-six thousand, three hundred sixty-six".