282738473 has 2 divisors, whose sum is σ = 282738474. Its totient is φ = 282738472.

The previous prime is 282738461. The next prime is 282738499. The reversal of 282738473 is 374837282.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 282676969 + 61504 = 16813^2 + 248^2 .

It is a cyclic number.

It is not a de Polignac number, because 282738473 - 2⁴ = 282738457 is a prime.

It is a super-2 number, since 2×282738473² = 159882088228743458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (282732473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141369236 + 141369237.

It is an arithmetic number, because the mean of its divisors is an integer number (141369237).

Almost surely, 2^282738473 is an apocalyptic number.

It is an amenable number.

282738473 is a deficient number, since it is larger than the sum of its proper divisors (1).

282738473 is an equidigital number, since it uses as much as digits as its factorization.

282738473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 451584, while the sum is 44.

The square root of 282738473 is about 16814.8289613662. The cubic root of 282738473 is about 656.3391385735.

The spelling of 282738473 in words is "two hundred eighty-two million, seven hundred thirty-eight thousand, four hundred seventy-three".