34640133 has 16 divisors (see below), whose sum is σ = 50996736. Its totient is φ = 20739440.

The previous prime is 34640117. The next prime is 34640147. The reversal of 34640133 is 33104643.

It is a cyclic number.

It is not a de Polignac number, because 34640133 - 2⁴ = 34640117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34640153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3585 + ... + 9062.

It is an arithmetic number, because the mean of its divisors is an integer number (3187296).

Almost surely, 2^34640133 is an apocalyptic number.

34640133 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

34640133 is a deficient number, since it is larger than the sum of its proper divisors (16356603).

34640133 is a wasteful number, since it uses less digits than its factorization.

34640133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12744.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 34640133 is about 5885.5868866240. The cubic root of 34640133 is about 325.9816724739.

Adding to 34640133 its reverse (33104643), we get a palindrome (67744776).

The spelling of 34640133 in words is "thirty-four million, six hundred forty thousand, one hundred thirty-three".