99172353 has 8 divisors (see below), whose sum is σ = 151119808. Its totient is φ = 56669904.

The previous prime is 99172351. The next prime is 99172363. The reversal of 99172353 is 35327199.

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

It is not a de Polignac number, because 99172353 - 2¹ = 99172351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99172351) 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, 2361226 + ... + 2361267.

It is an arithmetic number, because the mean of its divisors is an integer number (18889976).

It is a Proth number, since it is equal to 6053 ⋅ 2¹⁴ + 1 and 6053 < 2¹⁴.

Almost surely, 2^99172353 is an apocalyptic number.

It is an amenable number.

99172353 is a deficient number, since it is larger than the sum of its proper divisors (51947455).

99172353 is a wasteful number, since it uses less digits than its factorization.

99172353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4722503.

The product of its digits is 51030, while the sum is 39.

The square root of 99172353 is about 9958.5316688757. The cubic root of 99172353 is about 462.8748019070.

The spelling of 99172353 in words is "ninety-nine million, one hundred seventy-two thousand, three hundred fifty-three".