99551194 has 4 divisors (see below), whose sum is σ = 149326794. Its totient is φ = 49775596.

The previous prime is 99551183. The next prime is 99551237. The reversal of 99551194 is 49115599.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 64208169 + 35343025 = 8013^2 + 5945^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 99551194.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 24887797 + ... + 24887800.

Almost surely, 2^99551194 is an apocalyptic number.

99551194 is a deficient number, since it is larger than the sum of its proper divisors (49775600).

99551194 is a wasteful number, since it uses less digits than its factorization.

99551194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49775599.

The product of its digits is 72900, while the sum is 43.

The square root of 99551194 is about 9977.5344649868. The cubic root of 99551194 is about 463.4634509679.

The spelling of 99551194 in words is "ninety-nine million, five hundred fifty-one thousand, one hundred ninety-four".