401773 has 2 divisors, whose sum is σ = 401774. Its totient is φ = 401772.

The previous prime is 401771. The next prime is 401809. The reversal of 401773 is 377104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 252004 + 149769 = 502^2 + 387^2 .

It is a cyclic number.

It is not a de Polignac number, because 401773 - 2¹ = 401771 is a prime.

It is a super-2 number, since 2×401773² = 322843087058, which contains 22 as substring.

Together with 401771, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200886 + 200887.

It is an arithmetic number, because the mean of its divisors is an integer number (200887).

2⁴⁰¹⁷⁷³ is an apocalyptic number.

It is an amenable number.

401773 is a deficient number, since it is larger than the sum of its proper divisors (1).

401773 is an equidigital number, since it uses as much as digits as its factorization.

401773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 588, while the sum is 22.

The square root of 401773 is about 633.8556618032. The cubic root of 401773 is about 73.7893326532.

Adding to 401773 its reverse (377104), we get a palindrome (778877).

The spelling of 401773 in words is "four hundred one thousand, seven hundred seventy-three", and thus it is an iban number.