34816861 has 2 divisors, whose sum is σ = 34816862. Its totient is φ = 34816860.

The previous prime is 34816843. The next prime is 34816879. The reversal of 34816861 is 16861843.

It is a balanced prime because it is at equal distance from previous prime (34816843) and next prime (34816879).

It can be written as a sum of positive squares in only one way, i.e., 20520900 + 14295961 = 4530^2 + 3781^2 .

It is a cyclic number.

It is not a de Polignac number, because 34816861 - 2¹⁷ = 34685789 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34816861.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34816811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17408430 + 17408431.

It is an arithmetic number, because the mean of its divisors is an integer number (17408431).

Almost surely, 2^34816861 is an apocalyptic number.

It is an amenable number.

34816861 is a deficient number, since it is larger than the sum of its proper divisors (1).

34816861 is an equidigital number, since it uses as much as digits as its factorization.

34816861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 37.

The square root of 34816861 is about 5900.5814120305. The cubic root of 34816861 is about 326.5350998477.

The spelling of 34816861 in words is "thirty-four million, eight hundred sixteen thousand, eight hundred sixty-one".