99010380 has 192 divisors, whose sum is σ = 343526400. Its totient is φ = 21224448.

The previous prime is 99010357. The next prime is 99010391. The reversal of 99010380 is 8301099.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 349719 + ... + 350001.

It is an arithmetic number, because the mean of its divisors is an integer number (1789200).

Almost surely, 2^99010380 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 99010380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171763200).

99010380 is an abundant number, since it is smaller than the sum of its proper divisors (244516020).

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

99010380 is a wasteful number, since it uses less digits than its factorization.

99010380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333 (or 317 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 99010380 is about 9950.3959720204. The cubic root of 99010380 is about 462.6226682168.

The spelling of 99010380 in words is "ninety-nine million, ten thousand, three hundred eighty".