64464403 has 8 divisors (see below), whose sum is σ = 66006000. Its totient is φ = 62937888.

The previous prime is 64464383. The next prime is 64464409. The reversal of 64464403 is 30446446.

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

It is a cyclic number.

It is not a de Polignac number, because 64464403 - 2⁵ = 64464371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64464409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5125 + ... + 12457.

It is an arithmetic number, because the mean of its divisors is an integer number (8250750).

Almost surely, 2^64464403 is an apocalyptic number.

64464403 is a deficient number, since it is larger than the sum of its proper divisors (1541597).

64464403 is a wasteful number, since it uses less digits than its factorization.

64464403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7541.

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 64464403 is about 8028.9727238296. The cubic root of 64464403 is about 400.9651754676.

The spelling of 64464403 in words is "sixty-four million, four hundred sixty-four thousand, four hundred three".