99303426 has 48 divisors (see below), whose sum is σ = 233142624. Its totient is φ = 30425472.

The previous prime is 99303403. The next prime is 99303427. The reversal of 99303426 is 62430399.

It is a happy number.

It is a super-2 number, since 2×99303426² = 19722340830674952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (99303427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9385 + ... + 16931.

It is an arithmetic number, because the mean of its divisors is an integer number (4857138).

Almost surely, 2^99303426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99303426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116571312).

99303426 is an abundant number, since it is smaller than the sum of its proper divisors (133839198).

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

99303426 is a wasteful number, since it uses less digits than its factorization.

99303426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7615 (or 7612 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 99303426 is about 9965.1104359159. The cubic root of 99303426 is about 463.0786345208.

The spelling of 99303426 in words is "ninety-nine million, three hundred three thousand, four hundred twenty-six".