75526 has 8 divisors (see below), whose sum is σ = 123624. Its totient is φ = 34320.

The previous prime is 75521. The next prime is 75527. The reversal of 75526 is 62557.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 75526.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1695 + ... + 1738.

It is an arithmetic number, because the mean of its divisors is an integer number (15453).

2⁷⁵⁵²⁶ is an apocalyptic number.

75526 is a deficient number, since it is larger than the sum of its proper divisors (48098).

75526 is a wasteful number, since it uses less digits than its factorization.

75526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3446.

The product of its digits is 2100, while the sum is 25.

The square root of 75526 is about 274.8199410523. The cubic root of 75526 is about 42.2699915894.

The spelling of 75526 in words is "seventy-five thousand, five hundred twenty-six".