64634003 has 8 divisors (see below), whose sum is σ = 73923072. Its totient is φ = 55358856.

The previous prime is 64633993. The next prime is 64634021. The reversal of 64634003 is 30043646.

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

It is not a de Polignac number, because 64634003 - 2⁶ = 64633939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64634093) 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, 9926 + ... + 15092.

It is an arithmetic number, because the mean of its divisors is an integer number (9240384).

Almost surely, 2^64634003 is an apocalyptic number.

64634003 is a deficient number, since it is larger than the sum of its proper divisors (9289069).

64634003 is a wasteful number, since it uses less digits than its factorization.

64634003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6961.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 64634003 is about 8039.5275358693. The cubic root of 64634003 is about 401.3165018867.

Adding to 64634003 its reverse (30043646), we get a palindrome (94677649).

The spelling of 64634003 in words is "sixty-four million, six hundred thirty-four thousand, three".