29940473 has 2 divisors, whose sum is σ = 29940474. Its totient is φ = 29940472.

The previous prime is 29940403. The next prime is 29940481. The reversal of 29940473 is 37404992.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25928464 + 4012009 = 5092^2 + 2003^2 .

It is a cyclic number.

It is not a de Polignac number, because 29940473 - 2²⁰ = 28891897 is a prime.

It is not a weakly prime, because it can be changed into another prime (29940403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14970236 + 14970237.

It is an arithmetic number, because the mean of its divisors is an integer number (14970237).

Almost surely, 2^29940473 is an apocalyptic number.

It is an amenable number.

29940473 is a deficient number, since it is larger than the sum of its proper divisors (1).

29940473 is an equidigital number, since it uses as much as digits as its factorization.

29940473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 29940473 is about 5471.7888299897. The cubic root of 29940473 is about 310.5175987045.

The spelling of 29940473 in words is "twenty-nine million, nine hundred forty thousand, four hundred seventy-three".