99038477 has 2 divisors, whose sum is σ = 99038478. Its totient is φ = 99038476.

The previous prime is 99038461. The next prime is 99038497. The reversal of 99038477 is 77483099.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63266116 + 35772361 = 7954^2 + 5981^2 .

It is a cyclic number.

It is not a de Polignac number, because 99038477 - 2⁴ = 99038461 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99038497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49519238 + 49519239.

It is an arithmetic number, because the mean of its divisors is an integer number (49519239).

Almost surely, 2^99038477 is an apocalyptic number.

It is an amenable number.

99038477 is a deficient number, since it is larger than the sum of its proper divisors (1).

99038477 is an equidigital number, since it uses as much as digits as its factorization.

99038477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 47.

The square root of 99038477 is about 9951.8077252326. The cubic root of 99038477 is about 462.6664248403. Note that the first 3 decimals are identical.

The spelling of 99038477 in words is "ninety-nine million, thirty-eight thousand, four hundred seventy-seven".