964247 has 4 divisors (see below), whose sum is σ = 973896. Its totient is φ = 954600.

The previous prime is 964219. The next prime is 964253. The reversal of 964247 is 742469.

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 964247 - 2¹⁰ = 963223 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (964207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4673 + ... + 4874.

It is an arithmetic number, because the mean of its divisors is an integer number (243474).

2⁹⁶⁴²⁴⁷ is an apocalyptic number.

964247 is a deficient number, since it is larger than the sum of its proper divisors (9649).

964247 is a wasteful number, since it uses less digits than its factorization.

964247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9648.

The product of its digits is 12096, while the sum is 32.

The square root of 964247 is about 981.9607935147. The cubic root of 964247 is about 98.7937412373.

The spelling of 964247 in words is "nine hundred sixty-four thousand, two hundred forty-seven".