72783363 has 8 divisors (see below), whose sum is σ = 98875728. Its totient is φ = 47606624.

The previous prime is 72783353. The next prime is 72783367. The reversal of 72783363 is 36338727.

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

It is a cyclic number.

It is not a de Polignac number, because 72783363 - 2⁵ = 72783331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72783367) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 228720 + ... + 229037.

It is an arithmetic number, because the mean of its divisors is an integer number (12359466).

Almost surely, 2^72783363 is an apocalyptic number.

72783363 is a deficient number, since it is larger than the sum of its proper divisors (26092365).

72783363 is a wasteful number, since it uses less digits than its factorization.

72783363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457813.

The product of its digits is 127008, while the sum is 39.

The square root of 72783363 is about 8531.3166041356. The cubic root of 72783363 is about 417.5200855672.

The spelling of 72783363 in words is "seventy-two million, seven hundred eighty-three thousand, three hundred sixty-three".