64427703 has 8 divisors (see below), whose sum is σ = 88674816. Its totient is φ = 41566200.

The previous prime is 64427663. The next prime is 64427719. The reversal of 64427703 is 30772446.

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

It is not a de Polignac number, because 64427703 - 2¹⁰ = 64426679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64427003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346293 + ... + 346478.

It is an arithmetic number, because the mean of its divisors is an integer number (11084352).

Almost surely, 2^64427703 is an apocalyptic number.

64427703 is a deficient number, since it is larger than the sum of its proper divisors (24247113).

64427703 is a wasteful number, since it uses less digits than its factorization.

64427703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692805.

The product of its (nonzero) digits is 28224, while the sum is 33.

The square root of 64427703 is about 8026.6869255005. The cubic root of 64427703 is about 400.8890703374.

The spelling of 64427703 in words is "sixty-four million, four hundred twenty-seven thousand, seven hundred three".