34656749 has 2 divisors, whose sum is σ = 34656750. Its totient is φ = 34656748.

The previous prime is 34656737. The next prime is 34656763. The reversal of 34656749 is 94765643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28281124 + 6375625 = 5318^2 + 2525^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34656749 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34656709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17328374 + 17328375.

It is an arithmetic number, because the mean of its divisors is an integer number (17328375).

Almost surely, 2^34656749 is an apocalyptic number.

It is an amenable number.

34656749 is a deficient number, since it is larger than the sum of its proper divisors (1).

34656749 is an equidigital number, since it uses as much as digits as its factorization.

34656749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 44.

The square root of 34656749 is about 5886.9983013417. The cubic root of 34656749 is about 326.0337858770.

The spelling of 34656749 in words is "thirty-four million, six hundred fifty-six thousand, seven hundred forty-nine".