70016329 has 2 divisors, whose sum is σ = 70016330. Its totient is φ = 70016328.

The previous prime is 70016299. The next prime is 70016333. The reversal of 70016329 is 92361007.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35676729 + 34339600 = 5973^2 + 5860^2 .

It is a cyclic number.

It is not a de Polignac number, because 70016329 - 2⁷ = 70016201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70016297 and 70016306.

It is not a weakly prime, because it can be changed into another prime (70016629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35008164 + 35008165.

It is an arithmetic number, because the mean of its divisors is an integer number (35008165).

Almost surely, 2^70016329 is an apocalyptic number.

It is an amenable number.

70016329 is a deficient number, since it is larger than the sum of its proper divisors (1).

70016329 is an equidigital number, since it uses as much as digits as its factorization.

70016329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 70016329 is about 8367.5760528363. The cubic root of 70016329 is about 412.1605734264.

The spelling of 70016329 in words is "seventy million, sixteen thousand, three hundred twenty-nine".