283494769 has 2 divisors, whose sum is σ = 283494770. Its totient is φ = 283494768.

The previous prime is 283494733. The next prime is 283494781. The reversal of 283494769 is 967494382.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 264485169 + 19009600 = 16263^2 + 4360^2 .

It is a cyclic number.

It is not a de Polignac number, because 283494769 - 2⁹ = 283494257 is a prime.

It is a super-2 number, since 2×283494769² = 160738568100726722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (283497769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141747384 + 141747385.

It is an arithmetic number, because the mean of its divisors is an integer number (141747385).

Almost surely, 2^283494769 is an apocalyptic number.

It is an amenable number.

283494769 is a deficient number, since it is larger than the sum of its proper divisors (1).

283494769 is an equidigital number, since it uses as much as digits as its factorization.

283494769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 52.

The square root of 283494769 is about 16837.3029015932. The cubic root of 283494769 is about 656.9238305237.

The spelling of 283494769 in words is "two hundred eighty-three million, four hundred ninety-four thousand, seven hundred sixty-nine".