282340397 has 2 divisors, whose sum is σ = 282340398. Its totient is φ = 282340396.

The previous prime is 282340393. The next prime is 282340453. The reversal of 282340397 is 793043282.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141467236 + 140873161 = 11894^2 + 11869^2 .

It is a cyclic number.

It is not a de Polignac number, because 282340397 - 2² = 282340393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 282340397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (282340393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141170198 + 141170199.

It is an arithmetic number, because the mean of its divisors is an integer number (141170199).

Almost surely, 2^282340397 is an apocalyptic number.

It is an amenable number.

282340397 is a deficient number, since it is larger than the sum of its proper divisors (1).

282340397 is an equidigital number, since it uses as much as digits as its factorization.

282340397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 282340397 is about 16802.9877402800. The cubic root of 282340397 is about 656.0309673625.

The spelling of 282340397 in words is "two hundred eighty-two million, three hundred forty thousand, three hundred ninety-seven".