64845002 has 16 divisors (see below), whose sum is σ = 98219520. Its totient is φ = 32107152.

The previous prime is 64844999. The next prime is 64845019. The reversal of 64845002 is 20054846.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139823 + ... + 140285.

It is an arithmetic number, because the mean of its divisors is an integer number (6138720).

Almost surely, 2^64845002 is an apocalyptic number.

64845002 is a deficient number, since it is larger than the sum of its proper divisors (33374518).

64845002 is a wasteful number, since it uses less digits than its factorization.

64845002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 64845002 is about 8052.6394430646. The cubic root of 64845002 is about 401.7527294642.

Adding to 64845002 its reverse (20054846), we get a palindrome (84899848).

The spelling of 64845002 in words is "sixty-four million, eight hundred forty-five thousand, two".