99542205 has 48 divisors (see below), whose sum is σ = 201801600. Its totient is φ = 44440704.

The previous prime is 99542189. The next prime is 99542231. The reversal of 99542205 is 50224599.

It is a happy number.

99542205 is a `hidden beast` number, since 99 + 542 + 20 + 5 = 666.

It is not a de Polignac number, because 99542205 - 2⁴ = 99542189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99542205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9871 + ... + 17219.

It is an arithmetic number, because the mean of its divisors is an integer number (4204200).

Almost surely, 2^99542205 is an apocalyptic number.

It is an amenable number.

99542205 is an abundant number, since it is smaller than the sum of its proper divisors (102259395).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99542205 is a wasteful number, since it uses less digits than its factorization.

99542205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7410 (or 7407 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 99542205 is about 9977.0839928308. The cubic root of 99542205 is about 463.4495010319.

The spelling of 99542205 in words is "ninety-nine million, five hundred forty-two thousand, two hundred five".