99503949 has 8 divisors (see below), whose sum is σ = 135175392. Its totient is φ = 65084240.

The previous prime is 99503923. The next prime is 99503953. The reversal of 99503949 is 94930599.

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

It is a cyclic number.

It is not a de Polignac number, because 99503949 - 2⁵ = 99503917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99503898 and 99503907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99503909) 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 7 ways as a sum of consecutive naturals, for example, 312747 + ... + 313064.

It is an arithmetic number, because the mean of its divisors is an integer number (16896924).

Almost surely, 2^99503949 is an apocalyptic number.

It is an amenable number.

99503949 is a deficient number, since it is larger than the sum of its proper divisors (35671443).

99503949 is a wasteful number, since it uses less digits than its factorization.

99503949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625867.

The product of its (nonzero) digits is 393660, while the sum is 48.

The square root of 99503949 is about 9975.1666151498. The cubic root of 99503949 is about 463.3901225472.

The spelling of 99503949 in words is "ninety-nine million, five hundred three thousand, nine hundred forty-nine".