75394922 has 8 divisors (see below), whose sum is σ = 113562372. Its totient is φ = 37540800.

The previous prime is 75394919. The next prime is 75394927. The reversal of 75394922 is 22949357.

It can be written as a sum of positive squares in 2 ways, for example, as 71588521 + 3806401 = 8461^2 + 1951^2 .

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 75394922.

It is not an unprimeable number, because it can be changed into a prime (75394927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77729 + ... + 78692.

Almost surely, 2^75394922 is an apocalyptic number.

75394922 is a deficient number, since it is larger than the sum of its proper divisors (38167450).

75394922 is a wasteful number, since it uses less digits than its factorization.

75394922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156664.

The product of its digits is 136080, while the sum is 41.

The square root of 75394922 is about 8683.0249337428. The cubic root of 75394922 is about 422.4552374878.

The spelling of 75394922 in words is "seventy-five million, three hundred ninety-four thousand, nine hundred twenty-two".