99423396 has 96 divisors (see below), whose sum is σ = 268083200. Its totient is φ = 31842720.

The previous prime is 99423391. The next prime is 99423407. The reversal of 99423396 is 69332499.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (99423391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 366741 + ... + 367011.

Almost surely, 2^99423396 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 99423396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134041600).

99423396 is an abundant number, since it is smaller than the sum of its proper divisors (168659804).

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

99423396 is a wasteful number, since it uses less digits than its factorization.

99423396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 398 counting only the distinct ones).

The product of its digits is 314928, while the sum is 45.

The square root of 99423396 is about 9971.1281207294. The cubic root of 99423396 is about 463.2650436191.

The spelling of 99423396 in words is "ninety-nine million, four hundred twenty-three thousand, three hundred ninety-six".