7964533 has 4 divisors (see below), whose sum is σ = 7975660. Its totient is φ = 7953408.

The previous prime is 7964471. The next prime is 7964549. The reversal of 7964533 is 3354697.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3541924 + 4422609 = 1882^2 + 2103^2 .

It is a cyclic number.

It is not a de Polignac number, because 7964533 - 2¹⁷ = 7833461 is a prime.

It is a Duffinian number.

7964533 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 7964492 and 7964501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7964563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4410 + ... + 5947.

It is an arithmetic number, because the mean of its divisors is an integer number (1993915).

Almost surely, 2^7964533 is an apocalyptic number.

It is an amenable number.

7964533 is a deficient number, since it is larger than the sum of its proper divisors (11127).

7964533 is a wasteful number, since it uses less digits than its factorization.

7964533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11126.

The product of its digits is 68040, while the sum is 37.

The square root of 7964533 is about 2822.1504212214. The cubic root of 7964533 is about 199.7040038141.

It can be divided in two parts, 796 and 4533, that added together give a square (5329 = 73²).

The spelling of 7964533 in words is "seven million, nine hundred sixty-four thousand, five hundred thirty-three".