34861889 has 2 divisors, whose sum is σ = 34861890. Its totient is φ = 34861888.

The previous prime is 34861873. The next prime is 34861901. The reversal of 34861889 is 98816843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27615025 + 7246864 = 5255^2 + 2692^2 .

It is an emirp because it is prime and its reverse (98816843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34861889 - 2⁴ = 34861873 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34861819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17430944 + 17430945.

It is an arithmetic number, because the mean of its divisors is an integer number (17430945).

Almost surely, 2^34861889 is an apocalyptic number.

It is an amenable number.

34861889 is a deficient number, since it is larger than the sum of its proper divisors (1).

34861889 is an equidigital number, since it uses as much as digits as its factorization.

34861889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 47.

The square root of 34861889 is about 5904.3957353822. The cubic root of 34861889 is about 326.6758064683.

The spelling of 34861889 in words is "thirty-four million, eight hundred sixty-one thousand, eight hundred eighty-nine".