64480406 has 8 divisors (see below), whose sum is σ = 96821184. Its totient is φ = 32206680.

The previous prime is 64480397. The next prime is 64480417. The reversal of 64480406 is 60408446.

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

It is a congruent number.

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, 14285 + ... + 18248.

It is an arithmetic number, because the mean of its divisors is an integer number (12102648).

Almost surely, 2^64480406 is an apocalyptic number.

64480406 is a deficient number, since it is larger than the sum of its proper divisors (32340778).

64480406 is a wasteful number, since it uses less digits than its factorization.

64480406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33526.

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 64480406 is about 8029.9692402898. The cubic root of 64480406 is about 400.9983519935.

The spelling of 64480406 in words is "sixty-four million, four hundred eighty thousand, four hundred six".