70462709 has 2 divisors, whose sum is σ = 70462710. Its totient is φ = 70462708.

The previous prime is 70462703. The next prime is 70462741. The reversal of 70462709 is 90726407.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53611684 + 16851025 = 7322^2 + 4105^2 .

It is a cyclic number.

It is not a de Polignac number, because 70462709 - 2¹² = 70458613 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70462703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35231354 + 35231355.

It is an arithmetic number, because the mean of its divisors is an integer number (35231355).

Almost surely, 2^70462709 is an apocalyptic number.

It is an amenable number.

70462709 is a deficient number, since it is larger than the sum of its proper divisors (1).

70462709 is an equidigital number, since it uses as much as digits as its factorization.

70462709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 70462709 is about 8394.2068714084. The cubic root of 70462709 is about 413.0346106576.

The spelling of 70462709 in words is "seventy million, four hundred sixty-two thousand, seven hundred nine".