75722873 has 2 divisors, whose sum is σ = 75722874. Its totient is φ = 75722872.

The previous prime is 75722839. The next prime is 75722893. The reversal of 75722873 is 37822757.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52606009 + 23116864 = 7253^2 + 4808^2 .

It is a cyclic number.

It is not a de Polignac number, because 75722873 - 2²⁶ = 8614009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75722873.

It is not a weakly prime, because it can be changed into another prime (75722813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37861436 + 37861437.

It is an arithmetic number, because the mean of its divisors is an integer number (37861437).

Almost surely, 2^75722873 is an apocalyptic number.

It is an amenable number.

75722873 is a deficient number, since it is larger than the sum of its proper divisors (1).

75722873 is an equidigital number, since it uses as much as digits as its factorization.

75722873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 164640, while the sum is 41.

The square root of 75722873 is about 8701.8890477873. The cubic root of 75722873 is about 423.0668800167.

The spelling of 75722873 in words is "seventy-five million, seven hundred twenty-two thousand, eight hundred seventy-three".