99929386 has 4 divisors (see below), whose sum is σ = 149894082. Its totient is φ = 49964692.

The previous prime is 99929371. The next prime is 99929387. The reversal of 99929386 is 68392999.

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., 97634161 + 2295225 = 9881^2 + 1515^2 .

It is not an unprimeable number, because it can be changed into a prime (99929387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24982345 + ... + 24982348.

Almost surely, 2^99929386 is an apocalyptic number.

99929386 is a deficient number, since it is larger than the sum of its proper divisors (49964696).

99929386 is a wasteful number, since it uses less digits than its factorization.

99929386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49964695.

The product of its digits is 1889568, while the sum is 55.

The square root of 99929386 is about 9996.4686764877. The cubic root of 99929386 is about 464.0496039171.

The spelling of 99929386 in words is "ninety-nine million, nine hundred twenty-nine thousand, three hundred eighty-six".