99450798 has 8 divisors (see below), whose sum is σ = 198901608. Its totient is φ = 33150264.

The previous prime is 99450797. The next prime is 99450803. The reversal of 99450798 is 89705499.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

99450798 is an admirable number.

It is a super-2 number, since 2×99450798² = 19780922445673608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 99450798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99450797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8287561 + ... + 8287572.

It is an arithmetic number, because the mean of its divisors is an integer number (24862701).

Almost surely, 2^99450798 is an apocalyptic number.

99450798 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

99450798 is a wasteful number, since it uses less digits than its factorization.

99450798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16575138.

The product of its (nonzero) digits is 816480, while the sum is 51.

The square root of 99450798 is about 9972.5020932562. The cubic root of 99450798 is about 463.3075997416.

The spelling of 99450798 in words is "ninety-nine million, four hundred fifty thousand, seven hundred ninety-eight".