75429226 has 8 divisors (see below), whose sum is σ = 113268420. Its totient is φ = 37673088.

The previous prime is 75429223. The next prime is 75429227. The reversal of 75429226 is 62292457.

It is a happy number.

It is a Cunningham number, because it is equal to 8685²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 75429225 + 1 = 8685^2 + 1^2 .

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

It is not an unprimeable number, because it can be changed into a prime (75429223) 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, 18441 + ... + 22156.

Almost surely, 2^75429226 is an apocalyptic number.

75429226 is a deficient number, since it is larger than the sum of its proper divisors (37839194).

75429226 is a wasteful number, since it uses less digits than its factorization.

75429226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41528.

The product of its digits is 60480, while the sum is 37.

The square root of 75429226 is about 8685.0000575705. Note that the first 4 decimals coincide. The cubic root of 75429226 is about 422.5192988629.

The spelling of 75429226 in words is "seventy-five million, four hundred twenty-nine thousand, two hundred twenty-six".