75329066 has 16 divisors (see below), whose sum is σ = 118211400. Its totient is φ = 35954688.

The previous prime is 75329021. The next prime is 75329099. The reversal of 75329066 is 66092357.

It can be written as a sum of positive squares in 4 ways, for example, as 37149025 + 38180041 = 6095^2 + 6179^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2135 + ... + 12458.

Almost surely, 2^75329066 is an apocalyptic number.

75329066 is a deficient number, since it is larger than the sum of its proper divisors (42882334).

75329066 is a wasteful number, since it uses less digits than its factorization.

75329066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14713.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 75329066 is about 8679.2318784556. The cubic root of 75329066 is about 422.3321995088.

The spelling of 75329066 in words is "seventy-five million, three hundred twenty-nine thousand, sixty-six".