2142773 has 2 divisors, whose sum is σ = 2142774. Its totient is φ = 2142772.

The previous prime is 2142761. The next prime is 2142793. The reversal of 2142773 is 3772412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2137444 + 5329 = 1462^2 + 73^2 .

It is a cyclic number.

It is not a de Polignac number, because 2142773 - 2¹⁰ = 2141749 is a prime.

It is a super-2 number, since 2×2142773² = 9182952259058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2142713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071386 + 1071387.

It is an arithmetic number, because the mean of its divisors is an integer number (1071387).

2^2142773 is an apocalyptic number.

It is an amenable number.

2142773 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142773 is an equidigital number, since it uses as much as digits as its factorization.

2142773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2352, while the sum is 26.

The square root of 2142773 is about 1463.8213688835. The cubic root of 2142773 is about 128.9215114554.

The spelling of 2142773 in words is "two million, one hundred forty-two thousand, seven hundred seventy-three".