3215642133 has 8 divisors (see below), whose sum is σ = 4677297696. Its totient is φ = 1948874000.

The previous prime is 3215642117. The next prime is 3215642147. The reversal of 3215642133 is 3312465123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3215642133 - 2⁴ = 3215642117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3215642133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3215642173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48721818 + ... + 48721883.

It is an arithmetic number, because the mean of its divisors is an integer number (584662212).

Almost surely, 2^3215642133 is an apocalyptic number.

3215642133 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3215642133 is a deficient number, since it is larger than the sum of its proper divisors (1461655563).

3215642133 is a wasteful number, since it uses less digits than its factorization.

3215642133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97443715.

The product of its digits is 12960, while the sum is 30.

The square root of 3215642133 is about 56706.6321782558. The cubic root of 3215642133 is about 1476.0097856851.

The spelling of 3215642133 in words is "three billion, two hundred fifteen million, six hundred forty-two thousand, one hundred thirty-three".