70724699 has 2 divisors, whose sum is σ = 70724700. Its totient is φ = 70724698.

The previous prime is 70724677. The next prime is 70724711. The reversal of 70724699 is 99642707.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70724699 - 2⁸ = 70724443 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (70724659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35362349 + 35362350.

It is an arithmetic number, because the mean of its divisors is an integer number (35362350).

Almost surely, 2^70724699 is an apocalyptic number.

70724699 is a deficient number, since it is larger than the sum of its proper divisors (1).

70724699 is an equidigital number, since it uses as much as digits as its factorization.

70724699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 70724699 is about 8409.7977978070. The cubic root of 70724699 is about 413.5458839309.

The spelling of 70724699 in words is "seventy million, seven hundred twenty-four thousand, six hundred ninety-nine".