72922133 has 8 divisors (see below), whose sum is σ = 77028000. Its totient is φ = 68843088.

The previous prime is 72922127. The next prime is 72922139. The reversal of 72922133 is 33122927.

It is an interprime number because it is at equal distance from previous prime (72922127) and next prime (72922139).

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 72922133 - 2¹² = 72918037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 72922096 and 72922105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72922139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 983 + ... + 12116.

It is an arithmetic number, because the mean of its divisors is an integer number (9628500).

Almost surely, 2^72922133 is an apocalyptic number.

It is an amenable number.

72922133 is a deficient number, since it is larger than the sum of its proper divisors (4105867).

72922133 is a wasteful number, since it uses less digits than its factorization.

72922133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13411.

The product of its digits is 4536, while the sum is 29.

The square root of 72922133 is about 8539.4457080070. The cubic root of 72922133 is about 417.7852674081.

The spelling of 72922133 in words is "seventy-two million, nine hundred twenty-two thousand, one hundred thirty-three".