34967021 has 2 divisors, whose sum is σ = 34967022. Its totient is φ = 34967020.

The previous prime is 34966991. The next prime is 34967027. The reversal of 34967021 is 12076943.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33988900 + 978121 = 5830^2 + 989^2 .

It is an emirp because it is prime and its reverse (12076943) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34967021 - 2⁶ = 34966957 is a prime.

It is a super-2 number, since 2×34967021² = 2445385115228882, 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 (34967027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17483510 + 17483511.

It is an arithmetic number, because the mean of its divisors is an integer number (17483511).

Almost surely, 2^34967021 is an apocalyptic number.

It is an amenable number.

34967021 is a deficient number, since it is larger than the sum of its proper divisors (1).

34967021 is an equidigital number, since it uses as much as digits as its factorization.

34967021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 34967021 is about 5913.2918920006. The cubic root of 34967021 is about 327.0038592131.

The spelling of 34967021 in words is "thirty-four million, nine hundred sixty-seven thousand, twenty-one".