75681122 has 8 divisors (see below), whose sum is σ = 123841872. Its totient is φ = 34400500.

The previous prime is 75681113. The next prime is 75681163. The reversal of 75681122 is 22118657.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1720004 + ... + 1720047.

It is an arithmetic number, because the mean of its divisors is an integer number (15480234).

Almost surely, 2^75681122 is an apocalyptic number.

75681122 is a deficient number, since it is larger than the sum of its proper divisors (48160750).

75681122 is a wasteful number, since it uses less digits than its factorization.

75681122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3440064.

The product of its digits is 6720, while the sum is 32.

The square root of 75681122 is about 8699.4897551523. The cubic root of 75681122 is about 422.9891108569.

Adding to 75681122 its reverse (22118657), we get a palindrome (97799779).

The spelling of 75681122 in words is "seventy-five million, six hundred eighty-one thousand, one hundred twenty-two".