34784069 has 2 divisors, whose sum is σ = 34784070. Its totient is φ = 34784068.

The previous prime is 34784063. The next prime is 34784083. The reversal of 34784069 is 96048743.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29833444 + 4950625 = 5462^2 + 2225^2 .

It is a cyclic number.

It is not a de Polignac number, because 34784069 - 2⁴ = 34784053 is a prime.

It is a super-2 number, since 2×34784069² = 2419862912393522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34784063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17392034 + 17392035.

It is an arithmetic number, because the mean of its divisors is an integer number (17392035).

Almost surely, 2^34784069 is an apocalyptic number.

It is an amenable number.

34784069 is a deficient number, since it is larger than the sum of its proper divisors (1).

34784069 is an equidigital number, since it uses as much as digits as its factorization.

34784069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 34784069 is about 5897.8020482210. The cubic root of 34784069 is about 326.4325527664.

The spelling of 34784069 in words is "thirty-four million, seven hundred eighty-four thousand, sixty-nine".