75672577 has 2 divisors, whose sum is σ = 75672578. Its totient is φ = 75672576.

The previous prime is 75672563. The next prime is 75672589. The reversal of 75672577 is 77527657.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71893441 + 3779136 = 8479^2 + 1944^2 .

It is a cyclic number.

It is not a de Polignac number, because 75672577 - 2¹⁹ = 75148289 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (75672557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37836288 + 37836289.

It is an arithmetic number, because the mean of its divisors is an integer number (37836289).

Almost surely, 2^75672577 is an apocalyptic number.

It is an amenable number.

75672577 is a deficient number, since it is larger than the sum of its proper divisors (1).

75672577 is an equidigital number, since it uses as much as digits as its factorization.

75672577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720300, while the sum is 46.

The square root of 75672577 is about 8698.9986205310. The cubic root of 75672577 is about 422.9731906472.

The spelling of 75672577 in words is "seventy-five million, six hundred seventy-two thousand, five hundred seventy-seven".