99490403 has 8 divisors (see below), whose sum is σ = 105553920. Its totient is φ = 93509640.

The previous prime is 99490393. The next prime is 99490421. The reversal of 99490403 is 30409499.

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

It is not a de Polignac number, because 99490403 - 2¹² = 99486307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99490423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18203 + ... + 23028.

It is an arithmetic number, because the mean of its divisors is an integer number (13194240).

Almost surely, 2^99490403 is an apocalyptic number.

99490403 is a deficient number, since it is larger than the sum of its proper divisors (6063517).

99490403 is a wasteful number, since it uses less digits than its factorization.

99490403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41377.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 99490403 is about 9974.4876058873. The cubic root of 99490403 is about 463.3690936750.

The spelling of 99490403 in words is "ninety-nine million, four hundred ninety thousand, four hundred three".