72345367 has 2 divisors, whose sum is σ = 72345368. Its totient is φ = 72345366.

The previous prime is 72345349. The next prime is 72345439. The reversal of 72345367 is 76354327.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72345367 - 2⁷ = 72345239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72345337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36172683 + 36172684.

It is an arithmetic number, because the mean of its divisors is an integer number (36172684).

Almost surely, 2^72345367 is an apocalyptic number.

72345367 is a deficient number, since it is larger than the sum of its proper divisors (1).

72345367 is an equidigital number, since it uses as much as digits as its factorization.

72345367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 37.

The square root of 72345367 is about 8505.6079735666. The cubic root of 72345367 is about 416.6808819328.

The spelling of 72345367 in words is "seventy-two million, three hundred forty-five thousand, three hundred sixty-seven".