70706633 has 2 divisors, whose sum is σ = 70706634. Its totient is φ = 70706632.

The previous prime is 70706617. The next prime is 70706639. The reversal of 70706633 is 33660707.

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., 54125449 + 16581184 = 7357^2 + 4072^2 .

It is a cyclic number.

It is not a de Polignac number, because 70706633 - 2⁴ = 70706617 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 70706633.

It is not a weakly prime, because it can be changed into another prime (70706639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35353316 + 35353317.

It is an arithmetic number, because the mean of its divisors is an integer number (35353317).

Almost surely, 2^70706633 is an apocalyptic number.

It is an amenable number.

70706633 is a deficient number, since it is larger than the sum of its proper divisors (1).

70706633 is an equidigital number, since it uses as much as digits as its factorization.

70706633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 32.

The square root of 70706633 is about 8408.7236249029. The cubic root of 70706633 is about 413.5106687172.

The spelling of 70706633 in words is "seventy million, seven hundred six thousand, six hundred thirty-three".