65736772 has 12 divisors (see below), whose sum is σ = 116925676. Its totient is φ = 32329440.

The previous prime is 65736767. The next prime is 65736787. The reversal of 65736772 is 27763756.

It can be written as a sum of positive squares in 2 ways, for example, as 34644996 + 31091776 = 5886^2 + 5576^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134463 + ... + 134950.

Almost surely, 2^65736772 is an apocalyptic number.

It is an amenable number.

65736772 is a deficient number, since it is larger than the sum of its proper divisors (51188904).

65736772 is a wasteful number, since it uses less digits than its factorization.

65736772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269478 (or 269476 counting only the distinct ones).

The product of its digits is 370440, while the sum is 43.

The square root of 65736772 is about 8107.8216556607. The cubic root of 65736772 is about 403.5860299011.

The spelling of 65736772 in words is "sixty-five million, seven hundred thirty-six thousand, seven hundred seventy-two".