75475966 has 8 divisors (see below), whose sum is σ = 113751144. Its totient is φ = 37558920.

The previous prime is 75475919. The next prime is 75475993. The reversal of 75475966 is 66957457.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89005 + ... + 89848.

It is an arithmetic number, because the mean of its divisors is an integer number (14218893).

Almost surely, 2^75475966 is an apocalyptic number.

75475966 is a deficient number, since it is larger than the sum of its proper divisors (38275178).

75475966 is a wasteful number, since it uses less digits than its factorization.

75475966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179066.

The product of its digits is 1587600, while the sum is 49.

The square root of 75475966 is about 8687.6904871203. The cubic root of 75475966 is about 422.6065527271.

It can be divided in two parts, 75475 and 966, that multiplied together give a triangular number (72908850 = T₁₂₀₇₅).

The spelling of 75475966 in words is "seventy-five million, four hundred seventy-five thousand, nine hundred sixty-six".