83290469 has 2 divisors, whose sum is σ = 83290470. Its totient is φ = 83290468.

The previous prime is 83290451. The next prime is 83290483. The reversal of 83290469 is 96409238.

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., 64480900 + 18809569 = 8030^2 + 4337^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83290469 is a prime.

It is a super-2 number, since 2×83290469² = 13874604452479922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83290499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41645234 + 41645235.

It is an arithmetic number, because the mean of its divisors is an integer number (41645235).

Almost surely, 2^83290469 is an apocalyptic number.

It is an amenable number.

83290469 is a deficient number, since it is larger than the sum of its proper divisors (1).

83290469 is an equidigital number, since it uses as much as digits as its factorization.

83290469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 83290469 is about 9126.3612135396. The cubic root of 83290469 is about 436.7153286354.

The spelling of 83290469 in words is "eighty-three million, two hundred ninety thousand, four hundred sixty-nine".