1964535 has 8 divisors (see below), whose sum is σ = 3143280. Its totient is φ = 1047744.

The previous prime is 1964531. The next prime is 1964549. The reversal of 1964535 is 5354691.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1964535 - 2² = 1964531 is a prime.

It is a d-powerful number, because it can be written as 1 + 9 + 6⁵ + 4⁴ + 5⁵ + 3⁵ + 5⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 1964496 and 1964505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1964531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65470 + ... + 65499.

It is an arithmetic number, because the mean of its divisors is an integer number (392910).

2^1964535 is an apocalyptic number.

1964535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1964535 is a deficient number, since it is larger than the sum of its proper divisors (1178745).

1964535 is a wasteful number, since it uses less digits than its factorization.

1964535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130977.

The product of its digits is 16200, while the sum is 33.

The square root of 1964535 is about 1401.6187070669. The cubic root of 1964535 is about 125.2429408653.

The spelling of 1964535 in words is "one million, nine hundred sixty-four thousand, five hundred thirty-five".