29272993 has 2 divisors, whose sum is σ = 29272994. Its totient is φ = 29272992.

The previous prime is 29272979. The next prime is 29273003. The reversal of 29272993 is 39927292.

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., 23736384 + 5536609 = 4872^2 + 2353^2 .

It is a cyclic number.

It is not a de Polignac number, because 29272993 - 2¹⁷ = 29141921 is a prime.

It is not a weakly prime, because it can be changed into another prime (29272913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14636496 + 14636497.

It is an arithmetic number, because the mean of its divisors is an integer number (14636497).

Almost surely, 2^29272993 is an apocalyptic number.

It is an amenable number.

29272993 is a deficient number, since it is larger than the sum of its proper divisors (1).

29272993 is an equidigital number, since it uses as much as digits as its factorization.

29272993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122472, while the sum is 43.

The square root of 29272993 is about 5410.4521992159. The cubic root of 29272993 is about 308.1927203661.

The spelling of 29272993 in words is "twenty-nine million, two hundred seventy-two thousand, nine hundred ninety-three".