99938441 has 2 divisors, whose sum is σ = 99938442. Its totient is φ = 99938440.

The previous prime is 99938431. The next prime is 99938477. The reversal of 99938441 is 14483999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99900025 + 38416 = 9995^2 + 196^2 .

It is a cyclic number.

It is not a de Polignac number, because 99938441 - 2¹⁰ = 99937417 is a prime.

It is not a weakly prime, because it can be changed into another prime (99938401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49969220 + 49969221.

It is an arithmetic number, because the mean of its divisors is an integer number (49969221).

Almost surely, 2^99938441 is an apocalyptic number.

It is an amenable number.

99938441 is a deficient number, since it is larger than the sum of its proper divisors (1).

99938441 is an equidigital number, since it uses as much as digits as its factorization.

99938441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 47.

The square root of 99938441 is about 9996.9215761653. The cubic root of 99938441 is about 464.0636199552.

The spelling of 99938441 in words is "ninety-nine million, nine hundred thirty-eight thousand, four hundred forty-one".