72046567 has 2 divisors, whose sum is σ = 72046568. Its totient is φ = 72046566.

The previous prime is 72046549. The next prime is 72046589. The reversal of 72046567 is 76564027.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72046567 - 2⁷ = 72046439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72046267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36023283 + 36023284.

It is an arithmetic number, because the mean of its divisors is an integer number (36023284).

Almost surely, 2^72046567 is an apocalyptic number.

72046567 is a deficient number, since it is larger than the sum of its proper divisors (1).

72046567 is an equidigital number, since it uses as much as digits as its factorization.

72046567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 72046567 is about 8488.0249174941. The cubic root of 72046567 is about 416.1064334885.

The spelling of 72046567 in words is "seventy-two million, forty-six thousand, five hundred sixty-seven".