72393099 has 8 divisors (see below), whose sum is σ = 96644160. Its totient is φ = 48202056.

The previous prime is 72393049. The next prime is 72393103. The reversal of 72393099 is 99039327.

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

It is not a de Polignac number, because 72393099 - 2¹² = 72389003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 72393099.

It is not an unprimeable number, because it can be changed into a prime (72393049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12109 + ... + 17070.

It is an arithmetic number, because the mean of its divisors is an integer number (12080520).

Almost surely, 2^72393099 is an apocalyptic number.

72393099 is a deficient number, since it is larger than the sum of its proper divisors (24251061).

72393099 is a wasteful number, since it uses less digits than its factorization.

72393099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30009.

The product of its (nonzero) digits is 91854, while the sum is 42.

The square root of 72393099 is about 8508.4134243700. The cubic root of 72393099 is about 416.7725009733.

The spelling of 72393099 in words is "seventy-two million, three hundred ninety-three thousand, ninety-nine".