72894194 has 8 divisors (see below), whose sum is σ = 109591680. Its totient is φ = 36363636.

The previous prime is 72894167. The next prime is 72894229. The reversal of 72894194 is 49149827.

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

It is a Curzon number.

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, 40634 + ... + 42389.

It is an arithmetic number, because the mean of its divisors is an integer number (13698960).

Almost surely, 2^72894194 is an apocalyptic number.

72894194 is a deficient number, since it is larger than the sum of its proper divisors (36697486).

72894194 is a wasteful number, since it uses less digits than its factorization.

72894194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83464.

The product of its digits is 145152, while the sum is 44.

The square root of 72894194 is about 8537.8096722754. The cubic root of 72894194 is about 417.7319045806.

The spelling of 72894194 in words is "seventy-two million, eight hundred ninety-four thousand, one hundred ninety-four".