65256270 has 32 divisors (see below), whose sum is σ = 157068288. Its totient is φ = 17351328.

The previous prime is 65256259. The next prime is 65256277. The reversal of 65256270 is 7265256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65256277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8047 + ... + 13973.

It is an arithmetic number, because the mean of its divisors is an integer number (4908384).

Almost surely, 2^65256270 is an apocalyptic number.

65256270 is an abundant number, since it is smaller than the sum of its proper divisors (91812018).

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

65256270 is a wasteful number, since it uses less digits than its factorization.

65256270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6304.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 65256270 is about 8078.1353046356. The cubic root of 65256270 is about 402.6002887834.

The spelling of 65256270 in words is "sixty-five million, two hundred fifty-six thousand, two hundred seventy".