75336222 has 32 divisors (see below), whose sum is σ = 163769760. Its totient is φ = 22965120.

The previous prime is 75336179. The next prime is 75336241. The reversal of 75336222 is 22263357.

It is a self number, because there is not a number n which added to its sum of digits gives 75336222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4072 + ... + 12932.

It is an arithmetic number, because the mean of its divisors is an integer number (5117805).

Almost surely, 2^75336222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 75336222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81884880).

75336222 is an abundant number, since it is smaller than the sum of its proper divisors (88433538).

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

75336222 is a wasteful number, since it uses less digits than its factorization.

75336222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8988.

The product of its digits is 15120, while the sum is 30.

The square root of 75336222 is about 8679.6441171283. The cubic root of 75336222 is about 422.3455724501.

Adding to 75336222 its reverse (22263357), we get a palindrome (97599579).

The spelling of 75336222 in words is "seventy-five million, three hundred thirty-six thousand, two hundred twenty-two".