1964164 has 6 divisors (see below), whose sum is σ = 3437294. Its totient is φ = 982080.

The previous prime is 1964159. The next prime is 1964173. The reversal of 1964164 is 4614691.

It can be written as a sum of positive squares in only one way, i.e., 984064 + 980100 = 992^2 + 990^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245517 + ... + 245524.

2^1964164 is an apocalyptic number.

It is an amenable number.

1964164 is a deficient number, since it is larger than the sum of its proper divisors (1473130).

1964164 is a wasteful number, since it uses less digits than its factorization.

1964164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491045 (or 491043 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The square root of 1964164 is about 1401.4863538401. The cubic root of 1964164 is about 125.2350563776.

The spelling of 1964164 in words is "one million, nine hundred sixty-four thousand, one hundred sixty-four".