75673273 has 8 divisors (see below), whose sum is σ = 86288328. Its totient is φ = 65743104.

The previous prime is 75673271. The next prime is 75673303. The reversal of 75673273 is 37237657.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 14645929 + 61027344 = 3827^2 + 7812^2 .

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 75673273 - 2¹ = 75673271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75673271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170986 + ... + 171427.

It is an arithmetic number, because the mean of its divisors is an integer number (10786041).

Almost surely, 2^75673273 is an apocalyptic number.

It is an amenable number.

75673273 is a deficient number, since it is larger than the sum of its proper divisors (10615055).

75673273 is a wasteful number, since it uses less digits than its factorization.

75673273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342443.

The product of its digits is 185220, while the sum is 40.

The square root of 75673273 is about 8699.0386250436. The cubic root of 75673273 is about 422.9744874113.

The spelling of 75673273 in words is "seventy-five million, six hundred seventy-three thousand, two hundred seventy-three".