99444452 has 6 divisors (see below), whose sum is σ = 174027798. Its totient is φ = 49722224.

The previous prime is 99444437. The next prime is 99444463. The reversal of 99444452 is 25444499.

It can be written as a sum of positive squares in only one way, i.e., 50779876 + 48664576 = 7126^2 + 6976^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12430553 + ... + 12430560.

It is an arithmetic number, because the mean of its divisors is an integer number (29004633).

Almost surely, 2^99444452 is an apocalyptic number.

It is an amenable number.

99444452 is a deficient number, since it is larger than the sum of its proper divisors (74583346).

99444452 is a wasteful number, since it uses less digits than its factorization.

99444452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24861117 (or 24861115 counting only the distinct ones).

The product of its digits is 207360, while the sum is 41.

The square root of 99444452 is about 9972.1839132659. The cubic root of 99444452 is about 463.2977449102.

The spelling of 99444452 in words is "ninety-nine million, four hundred forty-four thousand, four hundred fifty-two".