72824767 has 2 divisors, whose sum is σ = 72824768. Its totient is φ = 72824766.

The previous prime is 72824749. The next prime is 72824813. The reversal of 72824767 is 76742827.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72824767 - 2⁷ = 72824639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72824707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36412383 + 36412384.

It is an arithmetic number, because the mean of its divisors is an integer number (36412384).

Almost surely, 2^72824767 is an apocalyptic number.

72824767 is a deficient number, since it is larger than the sum of its proper divisors (1).

72824767 is an equidigital number, since it uses as much as digits as its factorization.

72824767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 263424, while the sum is 43.

The square root of 72824767 is about 8533.7428482466. The cubic root of 72824767 is about 417.5992415902.

The spelling of 72824767 in words is "seventy-two million, eight hundred twenty-four thousand, seven hundred sixty-seven".