964434844 has 18 divisors (see below), whose sum is σ = 1710103920. Its totient is φ = 475840872.

The previous prime is 964434839. The next prime is 964434899. The reversal of 964434844 is 448434469.

It is a junction number, because it is equal to n+sod(n) for n = 964434794 and 964434803.

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 5 ways as a sum of consecutive naturals, for example, 551179 + ... + 552925.

Almost surely, 2^964434844 is an apocalyptic number.

It is an amenable number.

964434844 is a deficient number, since it is larger than the sum of its proper divisors (745669076).

964434844 is an equidigital number, since it uses as much as digits as its factorization.

964434844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3577 (or 1828 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 46.

The square root of 964434844 is about 31055.3512941007. The cubic root of 964434844 is about 988.0015612426.

The spelling of 964434844 in words is "nine hundred sixty-four million, four hundred thirty-four thousand, eight hundred forty-four".