99948144 has 20 divisors (see below), whose sum is σ = 258199496. Its totient is φ = 33316032.

The previous prime is 99948131. The next prime is 99948187. The reversal of 99948144 is 44184999.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 2082253 = 99948144 / (9 + 9 + 9 + 4 + 8 + 1 + 4 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 99948093 and 99948102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1041079 + ... + 1041174.

Almost surely, 2^99948144 is an apocalyptic number.

It is an amenable number.

99948144 is an abundant number, since it is smaller than the sum of its proper divisors (158251352).

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

99948144 is a wasteful number, since it uses less digits than its factorization.

99948144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2082264 (or 2082258 counting only the distinct ones).

The product of its digits is 373248, while the sum is 48.

The square root of 99948144 is about 9997.4068637822. The cubic root of 99948144 is about 464.0786380788.

The spelling of 99948144 in words is "ninety-nine million, nine hundred forty-eight thousand, one hundred forty-four".