70730767 has 2 divisors, whose sum is σ = 70730768. Its totient is φ = 70730766.

The previous prime is 70730741. The next prime is 70730813. The reversal of 70730767 is 76703707.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70730767 - 2¹⁵ = 70697999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70730167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35365383 + 35365384.

It is an arithmetic number, because the mean of its divisors is an integer number (35365384).

Almost surely, 2^70730767 is an apocalyptic number.

70730767 is a deficient number, since it is larger than the sum of its proper divisors (1).

70730767 is an equidigital number, since it uses as much as digits as its factorization.

70730767 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43218, while the sum is 37.

The square root of 70730767 is about 8410.1585597419. The cubic root of 70730767 is about 413.5577106557.

The spelling of 70730767 in words is "seventy million, seven hundred thirty thousand, seven hundred sixty-seven".