72335269 has 4 divisors (see below), whose sum is σ = 72537120. Its totient is φ = 72133420.

The previous prime is 72335267. The next prime is 72335281. The reversal of 72335269 is 96253327.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 72335269 - 2¹ = 72335267 is a prime.

It is a super-2 number, since 2×72335269² = 10464782282604722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72335267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100387 + ... + 101104.

It is an arithmetic number, because the mean of its divisors is an integer number (18134280).

Almost surely, 2^72335269 is an apocalyptic number.

It is an amenable number.

72335269 is a deficient number, since it is larger than the sum of its proper divisors (201851).

72335269 is a wasteful number, since it uses less digits than its factorization.

72335269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201850.

The product of its digits is 68040, while the sum is 37.

The square root of 72335269 is about 8505.0143444911. The cubic root of 72335269 is about 416.6614941936.

The spelling of 72335269 in words is "seventy-two million, three hundred thirty-five thousand, two hundred sixty-nine".