99426312 has 128 divisors (see below), whose sum is σ = 288288000. Its totient is φ = 31726080.

The previous prime is 99426311. The next prime is 99426329. The reversal of 99426312 is 21362499.

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99426311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 912114 + ... + 912222.

It is an arithmetic number, because the mean of its divisors is an integer number (2252250).

Almost surely, 2^99426312 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 99426312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144144000).

99426312 is an abundant number, since it is smaller than the sum of its proper divisors (188861688).

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

99426312 is a wasteful number, since it uses less digits than its factorization.

99426312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268 (or 258 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 99426312 is about 9971.2743418281. The cubic root of 99426312 is about 463.2695726257.

The spelling of 99426312 in words is "ninety-nine million, four hundred twenty-six thousand, three hundred twelve".