64385036 has 12 divisors (see below), whose sum is σ = 114800112. Its totient is φ = 31585008.

The previous prime is 64385033. The next prime is 64385071. The reversal of 64385036 is 63058346.

It is a junction number, because it is equal to n+sod(n) for n = 64384987 and 64385005.

It is not an unprimeable number, because it can be changed into a prime (64385033) 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, 151640 + ... + 152063.

It is an arithmetic number, because the mean of its divisors is an integer number (9566676).

Almost surely, 2^64385036 is an apocalyptic number.

It is an amenable number.

64385036 is a deficient number, since it is larger than the sum of its proper divisors (50415076).

64385036 is a wasteful number, since it uses less digits than its factorization.

64385036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303760 (or 303758 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 64385036 is about 8024.0286639568. The cubic root of 64385036 is about 400.8005550435.

The spelling of 64385036 in words is "sixty-four million, three hundred eighty-five thousand, thirty-six".