72306154 has 8 divisors (see below), whose sum is σ = 108504288. Its totient is φ = 36138060.

The previous prime is 72306149. The next prime is 72306161. The reversal of 72306154 is 45160327.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19 + ... + 12025.

It is an arithmetic number, because the mean of its divisors is an integer number (13563036).

Almost surely, 2^72306154 is an apocalyptic number.

72306154 is a deficient number, since it is larger than the sum of its proper divisors (36198134).

72306154 is a wasteful number, since it uses less digits than its factorization.

72306154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15020.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 72306154 is about 8503.3025348978. The cubic root of 72306154 is about 416.6055845037.

The spelling of 72306154 in words is "seventy-two million, three hundred six thousand, one hundred fifty-four".