99367644 has 48 divisors (see below), whose sum is σ = 250678400. Its totient is φ = 30528576.

The previous prime is 99367627. The next prime is 99367649. The reversal of 99367644 is 44676399.

It is a super-2 number, since 2×99367644² = 19747857348221472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 99367593 and 99367602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99367649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2547 + ... + 14325.

Almost surely, 2^99367644 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 99367644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125339200).

99367644 is an abundant number, since it is smaller than the sum of its proper divisors (151310756).

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

99367644 is a wasteful number, since it uses less digits than its factorization.

99367644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11842 (or 11840 counting only the distinct ones).

The product of its digits is 979776, while the sum is 48.

The square root of 99367644 is about 9968.3320570695. The cubic root of 99367644 is about 463.1784349570.

The spelling of 99367644 in words is "ninety-nine million, three hundred sixty-seven thousand, six hundred forty-four".