75522008 has 8 divisors (see below), whose sum is σ = 141603780. Its totient is φ = 37761000.

The previous prime is 75522001. The next prime is 75522011. The reversal of 75522008 is 80022557.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75522001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4720118 + ... + 4720133.

Almost surely, 2^75522008 is an apocalyptic number.

It is an amenable number.

75522008 is a deficient number, since it is larger than the sum of its proper divisors (66081772).

75522008 is a wasteful number, since it uses less digits than its factorization.

75522008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9440257 (or 9440253 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 75522008 is about 8690.3399243068. The cubic root of 75522008 is about 422.6924683580.

The spelling of 75522008 in words is "seventy-five million, five hundred twenty-two thousand, eight".