72282316 has 24 divisors (see below), whose sum is σ = 130772880. Its totient is φ = 34939200.

The previous prime is 72282313. The next prime is 72282361. The reversal of 72282316 is 61328227.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (72282311) 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 7 ways as a sum of consecutive naturals, for example, 11886 + ... + 16906.

It is an arithmetic number, because the mean of its divisors is an integer number (5448870).

Almost surely, 2^72282316 is an apocalyptic number.

It is an amenable number.

72282316 is a deficient number, since it is larger than the sum of its proper divisors (58490564).

72282316 is a wasteful number, since it uses less digits than its factorization.

72282316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5145 (or 5143 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 72282316 is about 8501.9007286606. The cubic root of 72282316 is about 416.5597970895.

It can be divided in two parts, 722 and 82316, that added together give a palindrome (83038).

The spelling of 72282316 in words is "seventy-two million, two hundred eighty-two thousand, three hundred sixteen".