64426603 has 8 divisors (see below), whose sum is σ = 67298400. Its totient is φ = 61598208.

The previous prime is 64426601. The next prime is 64426619. The reversal of 64426603 is 30662446.

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 64426603 - 2¹ = 64426601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64426601) 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, 7798 + ... + 13771.

It is an arithmetic number, because the mean of its divisors is an integer number (8412300).

Almost surely, 2^64426603 is an apocalyptic number.

64426603 is a deficient number, since it is larger than the sum of its proper divisors (2871797).

64426603 is a wasteful number, since it uses less digits than its factorization.

64426603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21701.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 64426603 is about 8026.6184037862. The cubic root of 64426603 is about 400.8867888112.

The spelling of 64426603 in words is "sixty-four million, four hundred twenty-six thousand, six hundred three".