29970673 has 2 divisors, whose sum is σ = 29970674. Its totient is φ = 29970672.

The previous prime is 29970671. The next prime is 29970683. The reversal of 29970673 is 37607992.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29942784 + 27889 = 5472^2 + 167^2 .

It is a cyclic number.

It is not a de Polignac number, because 29970673 - 2¹ = 29970671 is a prime.

Together with 29970671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (29970671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14985336 + 14985337.

It is an arithmetic number, because the mean of its divisors is an integer number (14985337).

Almost surely, 2^29970673 is an apocalyptic number.

It is an amenable number.

29970673 is a deficient number, since it is larger than the sum of its proper divisors (1).

29970673 is an equidigital number, since it uses as much as digits as its factorization.

29970673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 142884, while the sum is 43.

The square root of 29970673 is about 5474.5477438780. The cubic root of 29970673 is about 310.6219666868.

The spelling of 29970673 in words is "twenty-nine million, nine hundred seventy thousand, six hundred seventy-three".