99993394 has 8 divisors (see below), whose sum is σ = 150347628. Its totient is φ = 49877520.

The previous prime is 99993359. The next prime is 99993407. The reversal of 99993394 is 49339999.

It can be written as a sum of positive squares in 2 ways, for example, as 66504025 + 33489369 = 8155^2 + 5787^2 .

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

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, 58537 + ... + 60220.

Almost surely, 2^99993394 is an apocalyptic number.

99993394 is a deficient number, since it is larger than the sum of its proper divisors (50354234).

99993394 is a wasteful number, since it uses less digits than its factorization.

99993394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119180.

The product of its digits is 2125764, while the sum is 55.

The square root of 99993394 is about 9999.6696945449. The cubic root of 99993394 is about 464.1486623576.

The spelling of 99993394 in words is "ninety-nine million, nine hundred ninety-three thousand, three hundred ninety-four".