99940104 has 96 divisors (see below), whose sum is σ = 297030240. Its totient is φ = 30105600.

The previous prime is 99940091. The next prime is 99940117. The reversal of 99940104 is 40104999.

It is an interprime number because it is at equal distance from previous prime (99940091) and next prime (99940117).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 203299 + ... + 203789.

It is an arithmetic number, because the mean of its divisors is an integer number (3094065).

Almost surely, 2^99940104 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 99940104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148515120).

99940104 is an abundant number, since it is smaller than the sum of its proper divisors (197090136).

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

99940104 is a wasteful number, since it uses less digits than its factorization.

99940104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771 (or 764 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 99940104 is about 9997.0047514243. The cubic root of 99940104 is about 464.0661939848.

The spelling of 99940104 in words is "ninety-nine million, nine hundred forty thousand, one hundred four".