99490950 has 96 divisors (see below), whose sum is σ = 295293600. Its totient is φ = 24485760.

The previous prime is 99490927. The next prime is 99490957. The reversal of 99490950 is 5909499.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 99490896 and 99490905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99490957) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14716 + ... + 20384.

It is an arithmetic number, because the mean of its divisors is an integer number (3075975).

Almost surely, 2^99490950 is an apocalyptic number.

99490950 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 99490950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147646800).

99490950 is an abundant number, since it is smaller than the sum of its proper divisors (195802650).

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

99490950 is a wasteful number, since it uses less digits than its factorization.

99490950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5703 (or 5692 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 45.

The square root of 99490950 is about 9974.5150258045. The cubic root of 99490950 is about 463.3699428773.

The spelling of 99490950 in words is "ninety-nine million, four hundred ninety thousand, nine hundred fifty".