75516148 has 6 divisors (see below), whose sum is σ = 132153266. Its totient is φ = 37758072.

The previous prime is 75516121. The next prime is 75516151. The reversal of 75516148 is 84161557.

It can be written as a sum of positive squares in only one way, i.e., 75134224 + 381924 = 8668^2 + 618^2 .

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, 9439515 + ... + 9439522.

Almost surely, 2^75516148 is an apocalyptic number.

It is an amenable number.

75516148 is a deficient number, since it is larger than the sum of its proper divisors (56637118).

75516148 is a wasteful number, since it uses less digits than its factorization.

75516148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18879041 (or 18879039 counting only the distinct ones).

The product of its digits is 33600, while the sum is 37.

The square root of 75516148 is about 8690.0027617947. The cubic root of 75516148 is about 422.6815353775.

It can be divided in two parts, 7 and 5516148, that added together give a palindrome (5516155).

The spelling of 75516148 in words is "seventy-five million, five hundred sixteen thousand, one hundred forty-eight".