34633021 has 2 divisors, whose sum is σ = 34633022. Its totient is φ = 34633020.

The previous prime is 34633013. The next prime is 34633057. The reversal of 34633021 is 12033643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20839225 + 13793796 = 4565^2 + 3714^2 .

It is a cyclic number.

It is not a de Polignac number, because 34633021 - 2³ = 34633013 is a prime.

It is a super-2 number, since 2×34633021² = 2398892287172882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34632983 and 34633001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34633061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17316510 + 17316511.

It is an arithmetic number, because the mean of its divisors is an integer number (17316511).

Almost surely, 2^34633021 is an apocalyptic number.

It is an amenable number.

34633021 is a deficient number, since it is larger than the sum of its proper divisors (1).

34633021 is an equidigital number, since it uses as much as digits as its factorization.

34633021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 34633021 is about 5884.9826677740. The cubic root of 34633021 is about 325.9593617403.

Adding to 34633021 its reverse (12033643), we get a palindrome (46666664).

The spelling of 34633021 in words is "thirty-four million, six hundred thirty-three thousand, twenty-one".