99454446 has 128 divisors (see below), whose sum is σ = 279874560. Its totient is φ = 25474176.

The previous prime is 99454441. The next prime is 99454451. The reversal of 99454446 is 64445499.

It is an interprime number because it is at equal distance from previous prime (99454441) and next prime (99454451).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99454441) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 181545 + ... + 182091.

It is an arithmetic number, because the mean of its divisors is an integer number (2186520).

Almost surely, 2^99454446 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99454446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139937280).

99454446 is an abundant number, since it is smaller than the sum of its proper divisors (180420114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99454446 is a wasteful number, since it uses less digits than its factorization.

99454446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615 (or 609 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 99454446 is about 9972.6849945238. The cubic root of 99454446 is about 463.3132646047.

The spelling of 99454446 in words is "ninety-nine million, four hundred fifty-four thousand, four hundred forty-six".