3426540633 has 12 divisors (see below), whose sum is σ = 4982667300. Its totient is φ = 2269028256.

The previous prime is 3426540629. The next prime is 3426540647. The reversal of 3426540633 is 3360456243.

3426540633 is a `hidden beast` number, since 34 + 26 + 540 + 63 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1127146329 + 2299394304 = 33573^2 + 47952^2 .

It is not a de Polignac number, because 3426540633 - 2² = 3426540629 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3426540653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1276266 + ... + 1278947.

It is an arithmetic number, because the mean of its divisors is an integer number (415222275).

Almost surely, 2^3426540633 is an apocalyptic number.

It is an amenable number.

3426540633 is a deficient number, since it is larger than the sum of its proper divisors (1556126667).

3426540633 is a wasteful number, since it uses less digits than its factorization.

3426540633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2555368 (or 2555365 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

The square root of 3426540633 is about 58536.6605897535. The cubic root of 3426540633 is about 1507.5971070174.

Adding to 3426540633 its reverse (3360456243), we get a palindrome (6786996876).

The spelling of 3426540633 in words is "three billion, four hundred twenty-six million, five hundred forty thousand, six hundred thirty-three".