75122648 has 8 divisors (see below), whose sum is σ = 140854980. Its totient is φ = 37561320.

The previous prime is 75122629. The next prime is 75122653. The reversal of 75122648 is 84622157.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4695158 + ... + 4695173.

Almost surely, 2^75122648 is an apocalyptic number.

It is an amenable number.

75122648 is a deficient number, since it is larger than the sum of its proper divisors (65732332).

75122648 is a wasteful number, since it uses less digits than its factorization.

75122648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9390337 (or 9390333 counting only the distinct ones).

The product of its digits is 26880, while the sum is 35.

The square root of 75122648 is about 8667.3322308540. The cubic root of 75122648 is about 421.9460859674.

The spelling of 75122648 in words is "seventy-five million, one hundred twenty-two thousand, six hundred forty-eight".