72896194 has 16 divisors (see below), whose sum is σ = 126678528. Its totient is φ = 30812832.

The previous prime is 72896191. The next prime is 72896207. The reversal of 72896194 is 49169827.

It is not an unprimeable number, because it can be changed into a prime (72896191) 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, 34642 + ... + 36685.

It is an arithmetic number, because the mean of its divisors is an integer number (7917408).

Almost surely, 2^72896194 is an apocalyptic number.

72896194 is a deficient number, since it is larger than the sum of its proper divisors (53782334).

72896194 is a wasteful number, since it uses less digits than its factorization.

72896194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71409.

The product of its digits is 217728, while the sum is 46.

The square root of 72896194 is about 8537.9267975311. The cubic root of 72896194 is about 417.7357249862.

The spelling of 72896194 in words is "seventy-two million, eight hundred ninety-six thousand, one hundred ninety-four".