1964241 has 6 divisors (see below), whose sum is σ = 2837250. Its totient is φ = 1309488.

The previous prime is 1964213. The next prime is 1964243. The reversal of 1964241 is 1424691.

1964241 is a `hidden beast` number, since 19 + 642 + 4 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1742400 + 221841 = 1320^2 + 471^2 .

It is not a de Polignac number, because 1964241 - 2⁷ = 1964113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1964243) 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 5 ways as a sum of consecutive naturals, for example, 109116 + ... + 109133.

It is an arithmetic number, because the mean of its divisors is an integer number (472875).

2^1964241 is an apocalyptic number.

It is an amenable number.

1964241 is a deficient number, since it is larger than the sum of its proper divisors (873009).

1964241 is a wasteful number, since it uses less digits than its factorization.

1964241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218255 (or 218252 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 1964241 is about 1401.5138244056. The cubic root of 1964241 is about 125.2366928624.

It can be divided in two parts, 19642 and 41, that added together give a 9-th power (19683 = 3⁹).

The spelling of 1964241 in words is "one million, nine hundred sixty-four thousand, two hundred forty-one".