72046339 has 2 divisors, whose sum is σ = 72046340. Its totient is φ = 72046338.

The previous prime is 72046333. The next prime is 72046349. The reversal of 72046339 is 93364027.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72046339 - 2¹³ = 72038147 is a prime.

It is not a weakly prime, because it can be changed into another prime (72046333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36023169 + 36023170.

It is an arithmetic number, because the mean of its divisors is an integer number (36023170).

Almost surely, 2^72046339 is an apocalyptic number.

72046339 is a deficient number, since it is larger than the sum of its proper divisors (1).

72046339 is an equidigital number, since it uses as much as digits as its factorization.

72046339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 72046339 is about 8488.0114867971. The cubic root of 72046339 is about 416.1059945484.

The spelling of 72046339 in words is "seventy-two million, forty-six thousand, three hundred thirty-nine".