64660226 has 8 divisors (see below), whose sum is σ = 98438160. Its totient is φ = 31847508.

The previous prime is 64660181. The next prime is 64660243. The reversal of 64660226 is 62206646.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 64660192 and 64660201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241136 + ... + 241403.

It is an arithmetic number, because the mean of its divisors is an integer number (12304770).

Almost surely, 2^64660226 is an apocalyptic number.

64660226 is a deficient number, since it is larger than the sum of its proper divisors (33777934).

64660226 is a wasteful number, since it uses less digits than its factorization.

64660226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482608.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 64660226 is about 8041.1582499041. The cubic root of 64660226 is about 401.3707679554.

The spelling of 64660226 in words is "sixty-four million, six hundred sixty thousand, two hundred twenty-six".