3467806021 has 2 divisors, whose sum is σ = 3467806022. Its totient is φ = 3467806020.

The previous prime is 3467806003. The next prime is 3467806063. The reversal of 3467806021 is 1206087643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3467560996 + 245025 = 58886^2 + 495^2 .

It is a cyclic number.

It is not a de Polignac number, because 3467806021 - 2⁷ = 3467805893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3467801021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1733903010 + 1733903011.

It is an arithmetic number, because the mean of its divisors is an integer number (1733903011).

Almost surely, 2^3467806021 is an apocalyptic number.

It is an amenable number.

3467806021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3467806021 is an equidigital number, since it uses as much as digits as its factorization.

3467806021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 3467806021 is about 58888.0804662539. The cubic root of 3467806021 is about 1513.6249067148.

The spelling of 3467806021 in words is "three billion, four hundred sixty-seven million, eight hundred six thousand, twenty-one".