1964964 has 24 divisors (see below), whose sum is σ = 4607680. Its totient is φ = 651744.

The previous prime is 1964951. The next prime is 1964969. The reversal of 1964964 is 4694691.

It is a super-2 number, since 2×1964964² = 7722167042592, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1964969) 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, 4257 + ... + 4695.

2^1964964 is an apocalyptic number.

It is an amenable number.

1964964 is an abundant number, since it is smaller than the sum of its proper divisors (2642716).

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

1964964 is a wasteful number, since it uses less digits than its factorization.

1964964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819 (or 817 counting only the distinct ones).

The product of its digits is 46656, while the sum is 39.

The square root of 1964964 is about 1401.7717360541. The cubic root of 1964964 is about 125.2520567309.

The spelling of 1964964 in words is "one million, nine hundred sixty-four thousand, nine hundred sixty-four".