64446948 has 48 divisors (see below), whose sum is σ = 167608000. Its totient is φ = 21415104.

The previous prime is 64446937. The next prime is 64446953. The reversal of 64446948 is 84964446.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43443 + ... + 44901.

Almost surely, 2^64446948 is an apocalyptic number.

It is an amenable number.

64446948 is an abundant number, since it is smaller than the sum of its proper divisors (103161052).

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

64446948 is a wasteful number, since it uses less digits than its factorization.

64446948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881 (or 1873 counting only the distinct ones).

The product of its digits is 663552, while the sum is 45.

The square root of 64446948 is about 8027.8856494098. The cubic root of 64446948 is about 400.9289824753.

The spelling of 64446948 in words is "sixty-four million, four hundred forty-six thousand, nine hundred forty-eight".