75825443 has 8 divisors (see below), whose sum is σ = 77837760. Its totient is φ = 73837480.

The previous prime is 75825439. The next prime is 75825487. The reversal of 75825443 is 34452857.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 75825443 - 2² = 75825439 is a prime.

It is a super-2 number, since 2×75825443² = 11498995612292498, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75825397 and 75825406.

It is not an unprimeable number, because it can be changed into a prime (75825433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308 + ... + 12318.

It is an arithmetic number, because the mean of its divisors is an integer number (9729720).

Almost surely, 2^75825443 is an apocalyptic number.

75825443 is a deficient number, since it is larger than the sum of its proper divisors (2012317).

75825443 is a wasteful number, since it uses less digits than its factorization.

75825443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12177.

The product of its digits is 134400, while the sum is 38.

The square root of 75825443 is about 8707.7806012784. The cubic root of 75825443 is about 423.2578148025.

The spelling of 75825443 in words is "seventy-five million, eight hundred twenty-five thousand, four hundred forty-three".