72314650 has 24 divisors (see below), whose sum is σ = 138144060. Its totient is φ = 28143360.

The previous prime is 72314647. The next prime is 72314659. The reversal of 72314650 is 5641327.

It can be written as a sum of positive squares in 6 ways, for example, as 35748441 + 36566209 = 5979^2 + 6047^2 .

It is not an unprimeable number, because it can be changed into a prime (72314659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17695 + ... + 21394.

Almost surely, 2^72314650 is an apocalyptic number.

72314650 is a deficient number, since it is larger than the sum of its proper divisors (65829410).

72314650 is a wasteful number, since it uses less digits than its factorization.

72314650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39138 (or 39133 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 72314650 is about 8503.8020908297. The cubic root of 72314650 is about 416.6219009684.

Adding to 72314650 its reverse (5641327), we get a palindrome (77955977).

It can be divided in two parts, 7231 and 4650, that added together give a square (11881 = 109²).

The spelling of 72314650 in words is "seventy-two million, three hundred fourteen thousand, six hundred fifty".