34828991 has 2 divisors, whose sum is σ = 34828992. Its totient is φ = 34828990.

The previous prime is 34828931. The next prime is 34828999. The reversal of 34828991 is 19982843.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (19982843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34828991 - 2¹⁰ = 34827967 is a prime.

It is a super-2 number, since 2×34828991² = 2426117228156162, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34828999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17414495 + 17414496.

It is an arithmetic number, because the mean of its divisors is an integer number (17414496).

Almost surely, 2^34828991 is an apocalyptic number.

34828991 is a deficient number, since it is larger than the sum of its proper divisors (1).

34828991 is an equidigital number, since it uses as much as digits as its factorization.

34828991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 44.

The square root of 34828991 is about 5901.6091873319. The cubic root of 34828991 is about 326.5730164467.

The spelling of 34828991 in words is "thirty-four million, eight hundred twenty-eight thousand, nine hundred ninety-one".