7275533 has 2 divisors, whose sum is σ = 7275534. Its totient is φ = 7275532.

The previous prime is 7275529. The next prime is 7275551. The reversal of 7275533 is 3355727.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4721929 + 2553604 = 2173^2 + 1598^2 .

It is a cyclic number.

It is not a de Polignac number, because 7275533 - 2² = 7275529 is a prime.

It is a super-3 number, since 3×7275533³ (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7275533.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7275503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3637766 + 3637767.

It is an arithmetic number, because the mean of its divisors is an integer number (3637767).

Almost surely, 2^7275533 is an apocalyptic number.

It is an amenable number.

7275533 is a deficient number, since it is larger than the sum of its proper divisors (1).

7275533 is an equidigital number, since it uses as much as digits as its factorization.

7275533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22050, while the sum is 32.

The square root of 7275533 is about 2697.3195954503. The cubic root of 7275533 is about 193.7707729375.

The spelling of 7275533 in words is "seven million, two hundred seventy-five thousand, five hundred thirty-three".