2972091158 has 16 divisors (see below), whose sum is σ = 4615170480. Its totient is φ = 1433774496.

The previous prime is 2972091139. The next prime is 2972091163. The reversal of 2972091158 is 8511902792.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66641 + ... + 101907.

It is an arithmetic number, because the mean of its divisors is an integer number (288448155).

Almost surely, 2^2972091158 is an apocalyptic number.

2972091158 is a deficient number, since it is larger than the sum of its proper divisors (1643079322).

2972091158 is a wasteful number, since it uses less digits than its factorization.

2972091158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36751.

The product of its (nonzero) digits is 90720, while the sum is 44.

The square root of 2972091158 is about 54516.8887410131. Note that the first 3 decimals coincide. The cubic root of 2972091158 is about 1437.7632387788.

The spelling of 2972091158 in words is "two billion, nine hundred seventy-two million, ninety-one thousand, one hundred fifty-eight".