99450810 has 24 divisors (see below), whose sum is σ = 258572340. Its totient is φ = 26520192.

The previous prime is 99450803. The next prime is 99450823. The reversal of 99450810 is 1805499.

It can be written as a sum of positive squares in 2 ways, for example, as 96412761 + 3038049 = 9819^2 + 1743^2 .

It is a super-2 number, since 2×99450810² = 19780927219312200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 552415 + ... + 552594.

Almost surely, 2^99450810 is an apocalyptic number.

99450810 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

99450810 is an abundant number, since it is smaller than the sum of its proper divisors (159121530).

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

99450810 is a wasteful number, since it uses less digits than its factorization.

99450810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105022 (or 1105019 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 99450810 is about 9972.5026949106. The cubic root of 99450810 is about 463.3076183763.

The spelling of 99450810 in words is "ninety-nine million, four hundred fifty thousand, eight hundred ten".