64296943 has 4 divisors (see below), whose sum is σ = 64318768. Its totient is φ = 64275120.

The previous prime is 64296923. The next prime is 64296949. The reversal of 64296943 is 34969246.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 64296943 - 2²¹ = 62199791 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 64296943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64296949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5646 + ... + 12667.

It is an arithmetic number, because the mean of its divisors is an integer number (16079692).

Almost surely, 2^64296943 is an apocalyptic number.

64296943 is a deficient number, since it is larger than the sum of its proper divisors (21825).

64296943 is a wasteful number, since it uses less digits than its factorization.

64296943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21824.

The product of its digits is 279936, while the sum is 43.

The square root of 64296943 is about 8018.5374601607. The cubic root of 64296943 is about 400.6176769470.

The spelling of 64296943 in words is "sixty-four million, two hundred ninety-six thousand, nine hundred forty-three".