72324034 has 8 divisors (see below), whose sum is σ = 109113660. Its totient is φ = 35952816.

The previous prime is 72323989. The next prime is 72324037. The reversal of 72324034 is 43042327.

It can be written as a sum of positive squares in 2 ways, for example, as 71318025 + 1006009 = 8445^2 + 1003^2 .

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 (72324037) 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, 104169 + ... + 104860.

Almost surely, 2^72324034 is an apocalyptic number.

72324034 is a deficient number, since it is larger than the sum of its proper divisors (36789626).

72324034 is a wasteful number, since it uses less digits than its factorization.

72324034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209204.

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 72324034 is about 8504.3538261293. The cubic root of 72324034 is about 416.6399213411.

The spelling of 72324034 in words is "seventy-two million, three hundred twenty-four thousand, thirty-four".