99854473 has 2 divisors, whose sum is σ = 99854474. Its totient is φ = 99854472.

The previous prime is 99854467. The next prime is 99854479. The reversal of 99854473 is 37445899.

It is a balanced prime because it is at equal distance from previous prime (99854467) and next prime (99854479).

It can be written as a sum of positive squares in only one way, i.e., 87834384 + 12020089 = 9372^2 + 3467^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99854473 is a prime.

It is not a weakly prime, because it can be changed into another prime (99854479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49927236 + 49927237.

It is an arithmetic number, because the mean of its divisors is an integer number (49927237).

Almost surely, 2^99854473 is an apocalyptic number.

It is an amenable number.

99854473 is a deficient number, since it is larger than the sum of its proper divisors (1).

99854473 is an equidigital number, since it uses as much as digits as its factorization.

99854473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 49.

The square root of 99854473 is about 9992.7210008085. The cubic root of 99854473 is about 463.9336152179.

The spelling of 99854473 in words is "ninety-nine million, eight hundred fifty-four thousand, four hundred seventy-three".