75299044 has 6 divisors (see below), whose sum is σ = 131773334. Its totient is φ = 37649520.

The previous prime is 75299041. The next prime is 75299047. The reversal of 75299044 is 44099257.

It is an interprime number because it is at equal distance from previous prime (75299041) and next prime (75299047).

It can be written as a sum of positive squares in only one way, i.e., 53114944 + 22184100 = 7288^2 + 4710^2 .

It is a junction number, because it is equal to n+sod(n) for n = 75298988 and 75299006.

It is not an unprimeable number, because it can be changed into a prime (75299041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9412377 + ... + 9412384.

Almost surely, 2^75299044 is an apocalyptic number.

It is an amenable number.

75299044 is a deficient number, since it is larger than the sum of its proper divisors (56474290).

75299044 is a wasteful number, since it uses less digits than its factorization.

75299044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18824765 (or 18824763 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 75299044 is about 8677.5021751654. The cubic root of 75299044 is about 422.2760859670.

The spelling of 75299044 in words is "seventy-five million, two hundred ninety-nine thousand, forty-four".