64601612 has 24 divisors (see below), whose sum is σ = 115017504. Its totient is φ = 31744512.

The previous prime is 64601611. The next prime is 64601617. The reversal of 64601612 is 21610646.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (64601611) 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, 64298 + ... + 65294.

It is an arithmetic number, because the mean of its divisors is an integer number (4792396).

Almost surely, 2^64601612 is an apocalyptic number.

It is an amenable number.

64601612 is a deficient number, since it is larger than the sum of its proper divisors (50415892).

64601612 is a wasteful number, since it uses less digits than its factorization.

64601612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265 (or 1263 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 64601612 is about 8037.5127993677. The cubic root of 64601612 is about 401.2494514474.

The spelling of 64601612 in words is "sixty-four million, six hundred one thousand, six hundred twelve".