99283144 has 8 divisors (see below), whose sum is σ = 186155910. Its totient is φ = 49641568.

The previous prime is 99283141. The next prime is 99283147. The reversal of 99283144 is 44138299.

It is an interprime number because it is at equal distance from previous prime (99283141) and next prime (99283147).

It can be written as a sum of positive squares in only one way, i.e., 58706244 + 40576900 = 7662^2 + 6370^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 99283097 and 99283106.

It is not an unprimeable number, because it can be changed into a prime (99283141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6205189 + ... + 6205204.

Almost surely, 2^99283144 is an apocalyptic number.

It is an amenable number.

99283144 is a deficient number, since it is larger than the sum of its proper divisors (86872766).

99283144 is a wasteful number, since it uses less digits than its factorization.

99283144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12410399 (or 12410395 counting only the distinct ones).

The product of its digits is 62208, while the sum is 40.

The square root of 99283144 is about 9964.0927334103. The cubic root of 99283144 is about 463.0471055638.

The spelling of 99283144 in words is "ninety-nine million, two hundred eighty-three thousand, one hundred forty-four".