99570622 has 8 divisors (see below), whose sum is σ = 149405256. Its totient is φ = 49768872.

The previous prime is 99570617. The next prime is 99570629. The reversal of 99570622 is 22607599.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99570629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1788 + ... + 14224.

It is an arithmetic number, because the mean of its divisors is an integer number (18675657).

Almost surely, 2^99570622 is an apocalyptic number.

99570622 is a deficient number, since it is larger than the sum of its proper divisors (49834634).

99570622 is a wasteful number, since it uses less digits than its factorization.

99570622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16442.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 99570622 is about 9978.5080047069. The cubic root of 99570622 is about 463.4935982113.

It can be divided in two parts, 995 and 70622, that added together give a palindrome (71617).

The spelling of 99570622 in words is "ninety-nine million, five hundred seventy thousand, six hundred twenty-two".