273748469 has 2 divisors, whose sum is σ = 273748470. Its totient is φ = 273748468.

The previous prime is 273748463. The next prime is 273748471. The reversal of 273748469 is 964847372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 260338225 + 13410244 = 16135^2 + 3662^2 .

It is a cyclic number.

It is not a de Polignac number, because 273748469 - 2¹⁶ = 273682933 is a prime.

It is a super-2 number, since 2×273748469² = 149876448559687922, which contains 22 as substring.

Together with 273748471, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (273748463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136874234 + 136874235.

It is an arithmetic number, because the mean of its divisors is an integer number (136874235).

Almost surely, 2^273748469 is an apocalyptic number.

It is an amenable number.

273748469 is a deficient number, since it is larger than the sum of its proper divisors (1).

273748469 is an equidigital number, since it uses as much as digits as its factorization.

273748469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2032128, while the sum is 50.

The square root of 273748469 is about 16545.3458410515. The cubic root of 273748469 is about 649.3077197558.

The spelling of 273748469 in words is "two hundred seventy-three million, seven hundred forty-eight thousand, four hundred sixty-nine".