64488446 has 32 divisors (see below), whose sum is σ = 112324320. Its totient is φ = 27443200.

The previous prime is 64488409. The next prime is 64488469.

64488446 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 64488397 and 64488406.

It is a congruent number.

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, 100286 + ... + 100926.

It is an arithmetic number, because the mean of its divisors is an integer number (3510135).

Almost surely, 2^64488446 is an apocalyptic number.

64488446 is a deficient number, since it is larger than the sum of its proper divisors (47835874).

64488446 is a wasteful number, since it uses less digits than its factorization.

64488446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940.

The product of its digits is 589824, while the sum is 44.

The square root of 64488446 is about 8030.4698492678. The cubic root of 64488446 is about 401.0150180009.

The spelling of 64488446 in words is "sixty-four million, four hundred eighty-eight thousand, four hundred forty-six".