48909229 has 2 divisors, whose sum is σ = 48909230. Its totient is φ = 48909228.

The previous prime is 48909163. The next prime is 48909233. The reversal of 48909229 is 92290984.

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., 48580900 + 328329 = 6970^2 + 573^2 .

It is a cyclic number.

It is not a de Polignac number, because 48909229 - 2¹⁵ = 48876461 is a prime.

It is a super-2 number, since 2×48909229² = 4784225362748882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48909299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24454614 + 24454615.

It is an arithmetic number, because the mean of its divisors is an integer number (24454615).

Almost surely, 2^48909229 is an apocalyptic number.

It is an amenable number.

48909229 is a deficient number, since it is larger than the sum of its proper divisors (1).

48909229 is an equidigital number, since it uses as much as digits as its factorization.

48909229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 48909229 is about 6993.5133516710. The cubic root of 48909229 is about 365.7044729379.

The spelling of 48909229 in words is "forty-eight million, nine hundred nine thousand, two hundred twenty-nine".