401792273 has 2 divisors, whose sum is σ = 401792274. Its totient is φ = 401792272.

The previous prime is 401792123. The next prime is 401792291. The reversal of 401792273 is 372297104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 233233984 + 168558289 = 15272^2 + 12983^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401792273 is a prime.

It is a super-2 number, since 2×401792273² = 322874061285013058, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (401792873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200896136 + 200896137.

It is an arithmetic number, because the mean of its divisors is an integer number (200896137).

Almost surely, 2^401792273 is an apocalyptic number.

It is an amenable number.

401792273 is a deficient number, since it is larger than the sum of its proper divisors (1).

401792273 is an equidigital number, since it uses as much as digits as its factorization.

401792273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 401792273 is about 20044.7567458425. The cubic root of 401792273 is about 737.9051252268.

The spelling of 401792273 in words is "four hundred one million, seven hundred ninety-two thousand, two hundred seventy-three".