99472722 has 8 divisors (see below), whose sum is σ = 198945456. Its totient is φ = 33157572.

The previous prime is 99472721. The next prime is 99472739. The reversal of 99472722 is 22727499.

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

99472722 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (99472721) 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, 8289388 + ... + 8289399.

It is an arithmetic number, because the mean of its divisors is an integer number (24868182).

Almost surely, 2^99472722 is an apocalyptic number.

99472722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

99472722 is a wasteful number, since it uses less digits than its factorization.

99472722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16578792.

The product of its digits is 127008, while the sum is 42.

The square root of 99472722 is about 9973.6012553140. The cubic root of 99472722 is about 463.3416427381.

The spelling of 99472722 in words is "ninety-nine million, four hundred seventy-two thousand, seven hundred twenty-two".