75229522 has 8 divisors (see below), whose sum is σ = 119482236. Its totient is φ = 35402112.

The previous prime is 75229519. The next prime is 75229537. The reversal of 75229522 is 22592257.

It can be written as a sum of positive squares in 2 ways, for example, as 67716441 + 7513081 = 8229^2 + 2741^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 2212633 = 75229522 / (7 + 5 + 2 + 2 + 9 + 5 + 2 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1106283 + ... + 1106350.

Almost surely, 2^75229522 is an apocalyptic number.

75229522 is a deficient number, since it is larger than the sum of its proper divisors (44252714).

75229522 is a wasteful number, since it uses less digits than its factorization.

75229522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212652.

The product of its digits is 25200, while the sum is 34.

The square root of 75229522 is about 8673.4953738386. The cubic root of 75229522 is about 422.1460864514.

The spelling of 75229522 in words is "seventy-five million, two hundred twenty-nine thousand, five hundred twenty-two".