72822099 has 32 divisors (see below), whose sum is σ = 114327040. Its totient is φ = 40372992.

The previous prime is 72822089. The next prime is 72822149. The reversal of 72822099 is 99022827.

It is not a de Polignac number, because 72822099 - 2⁴ = 72822083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72822019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102357 + ... + 103065.

It is an arithmetic number, because the mean of its divisors is an integer number (3572720).

Almost surely, 2^72822099 is an apocalyptic number.

72822099 is a deficient number, since it is larger than the sum of its proper divisors (41504941).

72822099 is a wasteful number, since it uses less digits than its factorization.

72822099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 72822099 is about 8533.5865261917. The cubic root of 72822099 is about 417.5941418216.

The spelling of 72822099 in words is "seventy-two million, eight hundred twenty-two thousand, ninety-nine".