70608817 has 2 divisors, whose sum is σ = 70608818. Its totient is φ = 70608816.

The previous prime is 70608799. The next prime is 70608833. The reversal of 70608817 is 71880607.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65221776 + 5387041 = 8076^2 + 2321^2 .

It is a cyclic number.

It is not a de Polignac number, because 70608817 - 2¹¹ = 70606769 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (70608887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35304408 + 35304409.

It is an arithmetic number, because the mean of its divisors is an integer number (35304409).

Almost surely, 2^70608817 is an apocalyptic number.

It is an amenable number.

70608817 is a deficient number, since it is larger than the sum of its proper divisors (1).

70608817 is an equidigital number, since it uses as much as digits as its factorization.

70608817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 37.

The square root of 70608817 is about 8402.9052713927. The cubic root of 70608817 is about 413.3198962998.

The spelling of 70608817 in words is "seventy million, six hundred eight thousand, eight hundred seventeen".