64270323 has 12 divisors (see below), whose sum is σ = 99976240. Its totient is φ = 39550896.

The previous prime is 64270321. The next prime is 64270361. The reversal of 64270323 is 32307246.

It is not a de Polignac number, because 64270323 - 2¹ = 64270321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64270321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 274543 + ... + 274776.

Almost surely, 2^64270323 is an apocalyptic number.

64270323 is a deficient number, since it is larger than the sum of its proper divisors (35705917).

64270323 is a wasteful number, since it uses less digits than its factorization.

64270323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549338 (or 549335 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 64270323 is about 8016.8773846180. The cubic root of 64270323 is about 400.5623818627.

Adding to 64270323 its reverse (32307246), we get a palindrome (96577569).

The spelling of 64270323 in words is "sixty-four million, two hundred seventy thousand, three hundred twenty-three".