1964464 has 20 divisors (see below), whose sum is σ = 3872520. Its totient is φ = 965120.

The previous prime is 1964461. The next prime is 1964477. The reversal of 1964464 is 4644691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1964461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97 + ... + 1984.

It is an arithmetic number, because the mean of its divisors is an integer number (193626).

2^1964464 is an apocalyptic number.

It is an amenable number.

1964464 is a deficient number, since it is larger than the sum of its proper divisors (1908056).

1964464 is a wasteful number, since it uses less digits than its factorization.

1964464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2148 (or 2142 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 1964464 is about 1401.5933789798. The cubic root of 1964464 is about 125.2414320510.

The spelling of 1964464 in words is "one million, nine hundred sixty-four thousand, four hundred sixty-four".