34369921 has 2 divisors, whose sum is σ = 34369922. Its totient is φ = 34369920.

The previous prime is 34369897. The next prime is 34369927. The reversal of 34369921 is 12996343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26884225 + 7485696 = 5185^2 + 2736^2 .

It is a cyclic number.

It is not a de Polignac number, because 34369921 - 2⁹ = 34369409 is a prime.

It is not a weakly prime, because it can be changed into another prime (34369927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17184960 + 17184961.

It is an arithmetic number, because the mean of its divisors is an integer number (17184961).

Almost surely, 2^34369921 is an apocalyptic number.

It is an amenable number.

34369921 is a deficient number, since it is larger than the sum of its proper divisors (1).

34369921 is an equidigital number, since it uses as much as digits as its factorization.

34369921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34992, while the sum is 37.

The square root of 34369921 is about 5862.5865452034. The cubic root of 34369921 is about 325.1318470963.

The spelling of 34369921 in words is "thirty-four million, three hundred sixty-nine thousand, nine hundred twenty-one".