70005329 has 16 divisors (see below), whose sum is σ = 75556800. Its totient is φ = 64661184.

The previous prime is 70005323. The next prime is 70005343. The reversal of 70005329 is 92350007.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70005329 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 70005298 and 70005307.

It is not an unprimeable number, because it can be changed into a prime (70005323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220679 + ... + 220995.

It is an arithmetic number, because the mean of its divisors is an integer number (4722300).

Almost surely, 2^70005329 is an apocalyptic number.

It is an amenable number.

70005329 is a deficient number, since it is larger than the sum of its proper divisors (5551471).

70005329 is a wasteful number, since it uses less digits than its factorization.

70005329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 70005329 is about 8366.9187279428. The cubic root of 70005329 is about 412.1389879676.

The spelling of 70005329 in words is "seventy million, five thousand, three hundred twenty-nine".