75199330 has 32 divisors (see below), whose sum is σ = 146830320. Its totient is φ = 27617280.

The previous prime is 75199309. The next prime is 75199331. The reversal of 75199330 is 3399157.

It can be written as a sum of positive squares in 8 ways, for example, as 20985561 + 54213769 = 4581^2 + 7363^2 .

It is a super-4 number, since 4×75199330⁴ (a number of 33 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 75199330.

It is not an unprimeable number, because it can be changed into a prime (75199331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1576 + ... + 12364.

Almost surely, 2^75199330 is an apocalyptic number.

75199330 is a deficient number, since it is larger than the sum of its proper divisors (71630990).

75199330 is a wasteful number, since it uses less digits than its factorization.

75199330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10854.

The product of its (nonzero) digits is 25515, while the sum is 37.

The square root of 75199330 is about 8671.7547243911. The cubic root of 75199330 is about 422.0896053443.

The spelling of 75199330 in words is "seventy-five million, one hundred ninety-nine thousand, three hundred thirty".