99847375 has 32 divisors (see below), whose sum is σ = 138939840. Its totient is φ = 71193600.

The previous prime is 99847367. The next prime is 99847399. The reversal of 99847375 is 57374899.

It is not a de Polignac number, because 99847375 - 2³ = 99847367 is a prime.

It is a congruent number.

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 in 31 ways as a sum of consecutive naturals, for example, 39139 + ... + 41611.

It is an arithmetic number, because the mean of its divisors is an integer number (4341870).

Almost surely, 2^99847375 is an apocalyptic number.

99847375 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

99847375 is a deficient number, since it is larger than the sum of its proper divisors (39092465).

99847375 is a wasteful number, since it uses less digits than its factorization.

99847375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2524 (or 2514 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 52.

The square root of 99847375 is about 9992.3658359770. The cubic root of 99847375 is about 463.9226222907.

The spelling of 99847375 in words is "ninety-nine million, eight hundred forty-seven thousand, three hundred seventy-five".