34739261 has 2 divisors, whose sum is σ = 34739262. Its totient is φ = 34739260.

The previous prime is 34739213. The next prime is 34739267. The reversal of 34739261 is 16293743.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34739236 + 25 = 5894^2 + 5^2 .

It is an emirp because it is prime and its reverse (16293743) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34739261 is a prime.

It is a super-2 number, since 2×34739261² = 2413632509652242, 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 (34739267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17369630 + 17369631.

It is an arithmetic number, because the mean of its divisors is an integer number (17369631).

Almost surely, 2^34739261 is an apocalyptic number.

It is an amenable number.

34739261 is a deficient number, since it is larger than the sum of its proper divisors (1).

34739261 is an equidigital number, since it uses as much as digits as its factorization.

34739261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 35.

The square root of 34739261 is about 5894.0021208004. The cubic root of 34739261 is about 326.2923250188.

The spelling of 34739261 in words is "thirty-four million, seven hundred thirty-nine thousand, two hundred sixty-one".