64736036 has 6 divisors (see below), whose sum is σ = 113288070. Its totient is φ = 32368016.

The previous prime is 64735999. The next prime is 64736041. The reversal of 64736036 is 63063746.

It can be written as a sum of positive squares in only one way, i.e., 64096036 + 640000 = 8006^2 + 800^2 .

It is a junction number, because it is equal to n+sod(n) for n = 64735987 and 64736005.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8092001 + ... + 8092008.

It is an arithmetic number, because the mean of its divisors is an integer number (18881345).

Almost surely, 2^64736036 is an apocalyptic number.

It is an amenable number.

64736036 is a deficient number, since it is larger than the sum of its proper divisors (48552034).

64736036 is a wasteful number, since it uses less digits than its factorization.

64736036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16184013 (or 16184011 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 35.

The square root of 64736036 is about 8045.8707421882. The cubic root of 64736036 is about 401.5275672530.

The spelling of 64736036 in words is "sixty-four million, seven hundred thirty-six thousand, thirty-six".