65023636 has 24 divisors (see below), whose sum is σ = 115758720. Its totient is φ = 31953792.

The previous prime is 65023631. The next prime is 65023639. The reversal of 65023636 is 63632056.

It is a junction number, because it is equal to n+sod(n) for n = 65023598 and 65023607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65023631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109356 + ... + 109948.

It is an arithmetic number, because the mean of its divisors is an integer number (4823280).

Almost surely, 2^65023636 is an apocalyptic number.

It is an amenable number.

65023636 is a deficient number, since it is larger than the sum of its proper divisors (50735084).

65023636 is a wasteful number, since it uses less digits than its factorization.

65023636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023 (or 1021 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 65023636 is about 8063.7234575598. The cubic root of 65023636 is about 402.1213052729.

The spelling of 65023636 in words is "sixty-five million, twenty-three thousand, six hundred thirty-six".