72358373 has 2 divisors, whose sum is σ = 72358374. Its totient is φ = 72358372.

The previous prime is 72358361. The next prime is 72358387. The reversal of 72358373 is 37385327.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43864129 + 28494244 = 6623^2 + 5338^2 .

It is a cyclic number.

It is not a de Polignac number, because 72358373 - 2⁴ = 72358357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72358313) 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 as a sum of consecutive naturals, namely, 36179186 + 36179187.

It is an arithmetic number, because the mean of its divisors is an integer number (36179187).

Almost surely, 2^72358373 is an apocalyptic number.

It is an amenable number.

72358373 is a deficient number, since it is larger than the sum of its proper divisors (1).

72358373 is an equidigital number, since it uses as much as digits as its factorization.

72358373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 38.

The square root of 72358373 is about 8506.3724936074. The cubic root of 72358373 is about 416.7058502528.

The spelling of 72358373 in words is "seventy-two million, three hundred fifty-eight thousand, three hundred seventy-three".