964217956 has 24 divisors (see below), whose sum is σ = 1820262584. Its totient is φ = 444268800.

The previous prime is 964217873. The next prime is 964217957. The reversal of 964217956 is 659712469.

It is a happy number.

964217956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 23814400 + 940403556 = 4880^2 + 30666^2 .

It is not an unprimeable number, because it can be changed into a prime (964217957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15826 + ... + 46678.

Almost surely, 2^964217956 is an apocalyptic number.

It is an amenable number.

964217956 is a deficient number, since it is larger than the sum of its proper divisors (856044628).

964217956 is a wasteful number, since it uses less digits than its factorization.

964217956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31471 (or 31469 counting only the distinct ones).

The product of its digits is 816480, while the sum is 49.

The square root of 964217956 is about 31051.8591391884. The cubic root of 964217956 is about 987.9274930809.

The spelling of 964217956 in words is "nine hundred sixty-four million, two hundred seventeen thousand, nine hundred fifty-six".