99073442 has 8 divisors (see below), whose sum is σ = 160041756. Its totient is φ = 45726192.

The previous prime is 99073441. The next prime is 99073463. The reversal of 99073442 is 24437099.

It can be written as a sum of positive squares in 2 ways, for example, as 75151561 + 23921881 = 8669^2 + 4891^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 99073396 and 99073405.

It is not an unprimeable number, because it can be changed into a prime (99073441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1905233 + ... + 1905284.

Almost surely, 2^99073442 is an apocalyptic number.

99073442 is a deficient number, since it is larger than the sum of its proper divisors (60968314).

99073442 is a wasteful number, since it uses less digits than its factorization.

99073442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3810532.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 99073442 is about 9953.5642862243. The cubic root of 99073442 is about 462.7208657292.

The spelling of 99073442 in words is "ninety-nine million, seventy-three thousand, four hundred forty-two".