835340669 has 2 divisors, whose sum is σ = 835340670. Its totient is φ = 835340668.

The previous prime is 835340659. The next prime is 835340677. The reversal of 835340669 is 966043538.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 833015044 + 2325625 = 28862^2 + 1525^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-835340669 is a prime.

It is a super-2 number, since 2×835340669² = 1395588066570735122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (835340629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417670334 + 417670335.

It is an arithmetic number, because the mean of its divisors is an integer number (417670335).

Almost surely, 2^835340669 is an apocalyptic number.

It is an amenable number.

835340669 is a deficient number, since it is larger than the sum of its proper divisors (1).

835340669 is an equidigital number, since it uses as much as digits as its factorization.

835340669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 44.

The square root of 835340669 is about 28902.2606209272. The cubic root of 835340669 is about 941.7910130762.

The spelling of 835340669 in words is "eight hundred thirty-five million, three hundred forty thousand, six hundred sixty-nine".