99349650 has 144 divisors (see below), whose sum is σ = 288999360. Its totient is φ = 24393600.

The previous prime is 99349619. The next prime is 99349667. The reversal of 99349650 is 5694399.

It is a happy number.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 99349596 and 99349605.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 299985 + ... + 300315.

It is an arithmetic number, because the mean of its divisors is an integer number (2006940).

Almost surely, 2^99349650 is an apocalyptic number.

99349650 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 99349650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144499680).

99349650 is an abundant number, since it is smaller than the sum of its proper divisors (189649710).

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

99349650 is a wasteful number, since it uses less digits than its factorization.

99349650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 393 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 45.

The square root of 99349650 is about 9967.4294579897. The cubic root of 99349650 is about 463.1504750311.

It can be divided in two parts, 99349 and 650, that added together give a palindrome (99999).

The spelling of 99349650 in words is "ninety-nine million, three hundred forty-nine thousand, six hundred fifty".