2072422155 has 8 divisors (see below), whose sum is σ = 3315875472. Its totient is φ = 1105291808.

The previous prime is 2072422139. The next prime is 2072422189. The reversal of 2072422155 is 5512242702.

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 2072422155 - 2⁴ = 2072422139 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 69080724 + ... + 69080753.

It is an arithmetic number, because the mean of its divisors is an integer number (414484434).

Almost surely, 2^2072422155 is an apocalyptic number.

2072422155 is a deficient number, since it is larger than the sum of its proper divisors (1243453317).

2072422155 is a wasteful number, since it uses less digits than its factorization.

2072422155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138161485.

The product of its (nonzero) digits is 11200, while the sum is 30.

The square root of 2072422155 is about 45523.8635772492. The cubic root of 2072422155 is about 1274.9487930223.

Adding to 2072422155 its reverse (5512242702), we get a palindrome (7584664857).

The spelling of 2072422155 in words is "two billion, seventy-two million, four hundred twenty-two thousand, one hundred fifty-five".