1964148 has 12 divisors (see below), whose sum is σ = 4583040. Its totient is φ = 654712.

The previous prime is 1964143. The next prime is 1964159. The reversal of 1964148 is 8414691.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1964143) 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, 81828 + ... + 81851.

It is an arithmetic number, because the mean of its divisors is an integer number (381920).

2^1964148 is an apocalyptic number.

It is an amenable number.

1964148 is an abundant number, since it is smaller than the sum of its proper divisors (2618892).

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

1964148 is a wasteful number, since it uses less digits than its factorization.

1964148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163686 (or 163684 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The square root of 1964148 is about 1401.4806456031. The cubic root of 1964148 is about 125.2347163235.

It can be divided in two parts, 1964 and 148, that added together give a palindrome (2112).

The spelling of 1964148 in words is "one million, nine hundred sixty-four thousand, one hundred forty-eight".