99948523 has 4 divisors (see below), whose sum is σ = 101440360. Its totient is φ = 98456688.

The previous prime is 99948521. The next prime is 99948533. The reversal of 99948523 is 32584999.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99948523 - 2¹ = 99948521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99948521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 745818 + ... + 745951.

It is an arithmetic number, because the mean of its divisors is an integer number (25360090).

Almost surely, 2^99948523 is an apocalyptic number.

99948523 is a deficient number, since it is larger than the sum of its proper divisors (1491837).

99948523 is a wasteful number, since it uses less digits than its factorization.

99948523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1491836.

The product of its digits is 699840, while the sum is 49.

The square root of 99948523 is about 9997.4258186795. The cubic root of 99948523 is about 464.0792246683.

The spelling of 99948523 in words is "ninety-nine million, nine hundred forty-eight thousand, five hundred twenty-three".