942694873 has 2 divisors, whose sum is σ = 942694874. Its totient is φ = 942694872.

The previous prime is 942694867. The next prime is 942694901. The reversal of 942694873 is 378496249.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 551921049 + 390773824 = 23493^2 + 19768^2 .

It is an emirp because it is prime and its reverse (378496249) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-942694873 is a prime.

It is a super-2 number, since 2×942694873² = 1777347247160972258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 942694873.

It is not a weakly prime, because it can be changed into another prime (942694373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 471347436 + 471347437.

It is an arithmetic number, because the mean of its divisors is an integer number (471347437).

Almost surely, 2^942694873 is an apocalyptic number.

It is an amenable number.

942694873 is a deficient number, since it is larger than the sum of its proper divisors (1).

942694873 is an equidigital number, since it uses as much as digits as its factorization.

942694873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 52.

The square root of 942694873 is about 30703.3365125030. The cubic root of 942694873 is about 980.5213361764.

The spelling of 942694873 in words is "nine hundred forty-two million, six hundred ninety-four thousand, eight hundred seventy-three".