72849327 has 4 divisors (see below), whose sum is σ = 97132440. Its totient is φ = 48566216.

The previous prime is 72849317. The next prime is 72849331. The reversal of 72849327 is 72394827.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72849327 - 2¹⁸ = 72587183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72849317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12141552 + ... + 12141557.

It is an arithmetic number, because the mean of its divisors is an integer number (24283110).

Almost surely, 2^72849327 is an apocalyptic number.

72849327 is a deficient number, since it is larger than the sum of its proper divisors (24283113).

72849327 is a wasteful number, since it uses less digits than its factorization.

72849327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24283112.

The product of its digits is 169344, while the sum is 42.

The square root of 72849327 is about 8535.1817203853. The cubic root of 72849327 is about 417.6461811367.

The spelling of 72849327 in words is "seventy-two million, eight hundred forty-nine thousand, three hundred twenty-seven".