34180649 has 2 divisors, whose sum is σ = 34180650. Its totient is φ = 34180648.

The previous prime is 34180633. The next prime is 34180661. The reversal of 34180649 is 94608143.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34140649 + 40000 = 5843^2 + 200^2 .

It is a cyclic number.

It is not a de Polignac number, because 34180649 - 2⁴ = 34180633 is a prime.

It is a super-2 number, since 2×34180649² = 2336633532122402, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34180249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17090324 + 17090325.

It is an arithmetic number, because the mean of its divisors is an integer number (17090325).

Almost surely, 2^34180649 is an apocalyptic number.

It is an amenable number.

34180649 is a deficient number, since it is larger than the sum of its proper divisors (1).

34180649 is an equidigital number, since it uses as much as digits as its factorization.

34180649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 34180649 is about 5846.4218971949. The cubic root of 34180649 is about 324.5339244354.

The spelling of 34180649 in words is "thirty-four million, one hundred eighty thousand, six hundred forty-nine".