75276413 has 2 divisors, whose sum is σ = 75276414. Its totient is φ = 75276412.

The previous prime is 75276371. The next prime is 75276449. The reversal of 75276413 is 31467257.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63075364 + 12201049 = 7942^2 + 3493^2 .

It is a cyclic number.

It is not a de Polignac number, because 75276413 - 2²⁰ = 74227837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75276473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37638206 + 37638207.

It is an arithmetic number, because the mean of its divisors is an integer number (37638207).

Almost surely, 2^75276413 is an apocalyptic number.

It is an amenable number.

75276413 is a deficient number, since it is larger than the sum of its proper divisors (1).

75276413 is an equidigital number, since it uses as much as digits as its factorization.

75276413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35280, while the sum is 35.

The square root of 75276413 is about 8676.1980728888. The cubic root of 75276413 is about 422.2337769409.

The spelling of 75276413 in words is "seventy-five million, two hundred seventy-six thousand, four hundred thirteen".