72335123 has 6 divisors (see below), whose sum is σ = 84144996. Its totient is φ = 62001492.

The previous prime is 72335101. The next prime is 72335167. The reversal of 72335123 is 32153327.

It is not a de Polignac number, because 72335123 - 2¹² = 72331027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 72335092 and 72335101.

It is not an unprimeable number, because it can be changed into a prime (72335173) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 738065 + ... + 738162.

It is an arithmetic number, because the mean of its divisors is an integer number (14024166).

Almost surely, 2^72335123 is an apocalyptic number.

72335123 is a deficient number, since it is larger than the sum of its proper divisors (11809873).

72335123 is a wasteful number, since it uses less digits than its factorization.

72335123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1476241 (or 1476234 counting only the distinct ones).

The product of its digits is 3780, while the sum is 26.

The square root of 72335123 is about 8505.0057613149. The cubic root of 72335123 is about 416.6612138664.

The spelling of 72335123 in words is "seventy-two million, three hundred thirty-five thousand, one hundred twenty-three".