64004946 has 8 divisors (see below), whose sum is σ = 128009904. Its totient is φ = 21334980.

The previous prime is 64004933. The next prime is 64004957. The reversal of 64004946 is 64940046.

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

64004946 is an admirable number.

It is a super-2 number, since 2×64004946² = 8193266224925832, which contains 22 as substring.

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, 5333740 + ... + 5333751.

It is an arithmetic number, because the mean of its divisors is an integer number (16001238).

Almost surely, 2^64004946 is an apocalyptic number.

64004946 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64004946 is a wasteful number, since it uses less digits than its factorization.

64004946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10667496.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 64004946 is about 8000.3091190278. The cubic root of 64004946 is about 400.0103039012.

The spelling of 64004946 in words is "sixty-four million, four thousand, nine hundred forty-six".