72345794 has 8 divisors (see below), whose sum is σ = 108806160. Its totient is φ = 36077076.

The previous prime is 72345773. The next prime is 72345799. The reversal of 72345794 is 49754327.

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

It is not an unprimeable number, because it can be changed into a prime (72345799) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 46964 + ... + 48479.

It is an arithmetic number, because the mean of its divisors is an integer number (13600770).

Almost surely, 2^72345794 is an apocalyptic number.

72345794 is a deficient number, since it is larger than the sum of its proper divisors (36460366).

72345794 is a wasteful number, since it uses less digits than its factorization.

72345794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95824.

The product of its digits is 211680, while the sum is 41.

The square root of 72345794 is about 8505.6330746159. The cubic root of 72345794 is about 416.6817017152.

The spelling of 72345794 in words is "seventy-two million, three hundred forty-five thousand, seven hundred ninety-four".