964038444 has 12 divisors (see below), whose sum is σ = 2249423064. Its totient is φ = 321346144.

The previous prime is 964038419. The next prime is 964038461. The reversal of 964038444 is 444830469.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×964038444² = 1858740243019882272, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 964038396 and 964038405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40168257 + ... + 40168280.

It is an arithmetic number, because the mean of its divisors is an integer number (187451922).

Almost surely, 2^964038444 is an apocalyptic number.

It is an amenable number.

964038444 is an abundant number, since it is smaller than the sum of its proper divisors (1285384620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

964038444 is a wasteful number, since it uses less digits than its factorization.

964038444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80336544 (or 80336542 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 42.

The square root of 964038444 is about 31048.9684852814. The cubic root of 964038444 is about 987.8661805786.

It can be divided in two parts, 9640 and 38444, that added together give a palindrome (48084).

The spelling of 964038444 in words is "nine hundred sixty-four million, thirty-eight thousand, four hundred forty-four".