99954456 has 64 divisors (see below), whose sum is σ = 286951680. Its totient is φ = 28421760.

The previous prime is 99954443. The next prime is 99954479. The reversal of 99954456 is 65445999.

It is a junction number, because it is equal to n+sod(n) for n = 99954399 and 99954408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36826 + ... + 39446.

It is an arithmetic number, because the mean of its divisors is an integer number (4483620).

Almost surely, 2^99954456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99954456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143475840).

99954456 is an abundant number, since it is smaller than the sum of its proper divisors (186997224).

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

99954456 is a wasteful number, since it uses less digits than its factorization.

99954456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2864 (or 2860 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 51.

The square root of 99954456 is about 9997.7225406589. The cubic root of 99954456 is about 464.0884071537.

It can be divided in two parts, 999 and 54456, that added together give a palindrome (55455).

The spelling of 99954456 in words is "ninety-nine million, nine hundred fifty-four thousand, four hundred fifty-six".