99454680 has 192 divisors, whose sum is σ = 353808000. Its totient is φ = 24081408.

The previous prime is 99454673. The next prime is 99454697. The reversal of 99454680 is 8645499.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 369586 + ... + 369854.

It is an arithmetic number, because the mean of its divisors is an integer number (1842750).

Almost surely, 2^99454680 is an apocalyptic number.

99454680 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99454680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176904000).

99454680 is an abundant number, since it is smaller than the sum of its proper divisors (254353320).

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

99454680 is a wasteful number, since it uses less digits than its factorization.

99454680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378 (or 371 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 99454680 is about 9972.6967265630. The cubic root of 99454680 is about 463.3136279711.

The spelling of 99454680 in words is "ninety-nine million, four hundred fifty-four thousand, six hundred eighty".