65726352 has 60 divisors (see below), whose sum is σ = 194769900. Its totient is φ = 20619264.

The previous prime is 65726303. The next prime is 65726371. The reversal of 65726352 is 25362756.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 34857216 + 30869136 = 5904^2 + 5556^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10977 + ... + 15872.

It is an arithmetic number, because the mean of its divisors is an integer number (3246165).

Almost surely, 2^65726352 is an apocalyptic number.

It is an amenable number.

65726352 is an abundant number, since it is smaller than the sum of its proper divisors (129043548).

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

65726352 is a wasteful number, since it uses less digits than its factorization.

65726352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26880 (or 26871 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 65726352 is about 8107.1790408255. The cubic root of 65726352 is about 403.5647045022.

The spelling of 65726352 in words is "sixty-five million, seven hundred twenty-six thousand, three hundred fifty-two".