4431964 has 12 divisors (see below), whose sum is σ = 7797888. Its totient is φ = 2204000.

The previous prime is 4431961. The next prime is 4431989. The reversal of 4431964 is 4691344.

4431964 = 47² + 48² + ... + 237².

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4431961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2137 + ... + 3664.

It is an arithmetic number, because the mean of its divisors is an integer number (649824).

Almost surely, 2^4431964 is an apocalyptic number.

It is an amenable number.

4431964 is a deficient number, since it is larger than the sum of its proper divisors (3365924).

4431964 is a wasteful number, since it uses less digits than its factorization.

4431964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5996 (or 5994 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 4431964 is about 2105.2230285649. The cubic root of 4431964 is about 164.2600968968.

The spelling of 4431964 in words is "four million, four hundred thirty-one thousand, nine hundred sixty-four".