48621229 has 2 divisors, whose sum is σ = 48621230. Its totient is φ = 48621228.

The previous prime is 48621217. The next prime is 48621239. The reversal of 48621229 is 92212684.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45198729 + 3422500 = 6723^2 + 1850^2 .

It is a cyclic number.

It is not a de Polignac number, because 48621229 - 2⁹ = 48620717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 48621194 and 48621203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48621239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24310614 + 24310615.

It is an arithmetic number, because the mean of its divisors is an integer number (24310615).

Almost surely, 2^48621229 is an apocalyptic number.

It is an amenable number.

48621229 is a deficient number, since it is larger than the sum of its proper divisors (1).

48621229 is an equidigital number, since it uses as much as digits as its factorization.

48621229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 34.

The square root of 48621229 is about 6972.8924414478. The cubic root of 48621229 is about 364.9852474177.

The spelling of 48621229 in words is "forty-eight million, six hundred twenty-one thousand, two hundred twenty-nine".