75276416 has 16 divisors (see below), whose sum is σ = 149964990. Its totient is φ = 37638144.

The previous prime is 75276413. The next prime is 75276449. The reversal of 75276416 is 61467257.

It can be written as a sum of positive squares in only one way, i.e., 72318016 + 2958400 = 8504^2 + 1720^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 75276416.

It is not an unprimeable number, because it can be changed into a prime (75276413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 293921 + ... + 294176.

Almost surely, 2^75276416 is an apocalyptic number.

It is an amenable number.

75276416 is a deficient number, since it is larger than the sum of its proper divisors (74688574).

75276416 is an equidigital number, since it uses as much as digits as its factorization.

75276416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588111 (or 588099 counting only the distinct ones).

The product of its digits is 70560, while the sum is 38.

The square root of 75276416 is about 8676.1982457756. The cubic root of 75276416 is about 422.2337825500.

The spelling of 75276416 in words is "seventy-five million, two hundred seventy-six thousand, four hundred sixteen".