65752772 has 12 divisors (see below), whose sum is σ = 115357116. Its totient is φ = 32793600.

The previous prime is 65752769. The next prime is 65752777. The reversal of 65752772 is 27725756.

It can be written as a sum of positive squares in 2 ways, for example, as 42172036 + 23580736 = 6494^2 + 4856^2 .

It is not an unprimeable number, because it can be changed into a prime (65752777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18893 + ... + 22100.

It is an arithmetic number, because the mean of its divisors is an integer number (9613093).

Almost surely, 2^65752772 is an apocalyptic number.

It is an amenable number.

65752772 is a deficient number, since it is larger than the sum of its proper divisors (49604344).

65752772 is a wasteful number, since it uses less digits than its factorization.

65752772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41398 (or 41396 counting only the distinct ones).

The product of its digits is 205800, while the sum is 41.

The square root of 65752772 is about 8108.8082971544. The cubic root of 65752772 is about 403.6187708488.

The spelling of 65752772 in words is "sixty-five million, seven hundred fifty-two thousand, seven hundred seventy-two".