93072229 has 8 divisors (see below), whose sum is σ = 98656920. Its totient is φ = 87499776.

The previous prime is 93072227. The next prime is 93072233. The reversal of 93072229 is 92227039.

It can be written as a sum of positive squares in 4 ways, for example, as 53319204 + 39753025 = 7302^2 + 6305^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 93072229 - 2¹ = 93072227 is a prime.

It is a super-2 number, since 2×93072229² = 17324879622056882, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 93072194 and 93072203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93072227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16077 + ... + 21085.

It is an arithmetic number, because the mean of its divisors is an integer number (12332115).

Almost surely, 2^93072229 is an apocalyptic number.

It is an amenable number.

93072229 is a deficient number, since it is larger than the sum of its proper divisors (5584691).

93072229 is a wasteful number, since it uses less digits than its factorization.

93072229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6119.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 93072229 is about 9647.3949333486. The cubic root of 93072229 is about 453.1827512536.

The spelling of 93072229 in words is "ninety-three million, seventy-two thousand, two hundred twenty-nine".