75222372 has 48 divisors (see below), whose sum is σ = 183681792. Its totient is φ = 23934720.

The previous prime is 75222281. The next prime is 75222373. The reversal of 75222372 is 27322257.

It is not an unprimeable number, because it can be changed into a prime (75222373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21498 + ... + 24750.

It is an arithmetic number, because the mean of its divisors is an integer number (3826704).

Almost surely, 2^75222372 is an apocalyptic number.

It is an amenable number.

75222372 is an abundant number, since it is smaller than the sum of its proper divisors (108459420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75222372 is a wasteful number, since it uses less digits than its factorization.

75222372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3348 (or 3346 counting only the distinct ones).

The product of its digits is 11760, while the sum is 30.

The square root of 75222372 is about 8673.0831888089. The cubic root of 75222372 is about 422.1327120914.

The spelling of 75222372 in words is "seventy-five million, two hundred twenty-two thousand, three hundred seventy-two".