34274749 has 2 divisors, whose sum is σ = 34274750. Its totient is φ = 34274748.

The previous prime is 34274731. The next prime is 34274777. The reversal of 34274749 is 94747243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21622500 + 12652249 = 4650^2 + 3557^2 .

It is a cyclic number.

It is not a de Polignac number, because 34274749 - 2⁵ = 34274717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34274789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17137374 + 17137375.

It is an arithmetic number, because the mean of its divisors is an integer number (17137375).

Almost surely, 2^34274749 is an apocalyptic number.

It is an amenable number.

34274749 is a deficient number, since it is larger than the sum of its proper divisors (1).

34274749 is an equidigital number, since it uses as much as digits as its factorization.

34274749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 40.

The square root of 34274749 is about 5854.4640232903. The cubic root of 34274749 is about 324.8314676504.

The spelling of 34274749 in words is "thirty-four million, two hundred seventy-four thousand, seven hundred forty-nine".