72560767 has 2 divisors, whose sum is σ = 72560768. Its totient is φ = 72560766.

The previous prime is 72560731. The next prime is 72560771. The reversal of 72560767 is 76706527.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72560767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72560797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36280383 + 36280384.

It is an arithmetic number, because the mean of its divisors is an integer number (36280384).

Almost surely, 2^72560767 is an apocalyptic number.

72560767 is a deficient number, since it is larger than the sum of its proper divisors (1).

72560767 is an equidigital number, since it uses as much as digits as its factorization.

72560767 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 123480, while the sum is 40.

The square root of 72560767 is about 8518.2607966650. The cubic root of 72560767 is about 417.0940119703.

Subtracting 72560767 from its reverse (76706527), we obtain a triangular number (4145760 = T₂₈₇₉).

The spelling of 72560767 in words is "seventy-two million, five hundred sixty thousand, seven hundred sixty-seven".