72365674 has 8 divisors (see below), whose sum is σ = 108589860. Its totient is φ = 36169056.

The previous prime is 72365669. The next prime is 72365771. The reversal of 72365674 is 47656327.

It can be written as a sum of positive squares in 2 ways, for example, as 58415449 + 13950225 = 7643^2 + 3735^2 .

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

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1932 + ... + 12184.

Almost surely, 2^72365674 is an apocalyptic number.

72365674 is a deficient number, since it is larger than the sum of its proper divisors (36224186).

72365674 is a wasteful number, since it uses less digits than its factorization.

72365674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13784.

The product of its digits is 211680, while the sum is 40.

The square root of 72365674 is about 8506.8016316357. The cubic root of 72365674 is about 416.7198650653.

The spelling of 72365674 in words is "seventy-two million, three hundred sixty-five thousand, six hundred seventy-four".