964276565 has 16 divisors (see below), whose sum is σ = 1326264192. Its totient is φ = 659304384.

The previous prime is 964276549. The next prime is 964276571. The reversal of 964276565 is 565672469.

It is a cyclic number.

It is not a de Polignac number, because 964276565 - 2⁴ = 964276549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 27554 + ... + 51843.

It is an arithmetic number, because the mean of its divisors is an integer number (82891512).

Almost surely, 2^964276565 is an apocalyptic number.

It is an amenable number.

964276565 is a deficient number, since it is larger than the sum of its proper divisors (361987627).

964276565 is a wasteful number, since it uses less digits than its factorization.

964276565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79756.

The product of its digits is 2721600, while the sum is 50.

The square root of 964276565 is about 31052.8028525607. The cubic root of 964276565 is about 987.9475093953.

The spelling of 964276565 in words is "nine hundred sixty-four million, two hundred seventy-six thousand, five hundred sixty-five".