72423033 has 8 divisors (see below), whose sum is σ = 96607008. Its totient is φ = 48260544.

The previous prime is 72423017. The next prime is 72423049. The reversal of 72423033 is 33032427.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (72423017) and next prime (72423049).

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

It is not a de Polignac number, because 72423033 - 2⁴ = 72423017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72422994 and 72423012.

It is not an unprimeable number, because it can be changed into a prime (72423083) 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, 5841 + ... + 13377.

It is an arithmetic number, because the mean of its divisors is an integer number (12075876).

Almost surely, 2^72423033 is an apocalyptic number.

It is an amenable number.

72423033 is a deficient number, since it is larger than the sum of its proper divisors (24183975).

72423033 is a wasteful number, since it uses less digits than its factorization.

72423033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10743.

The product of its (nonzero) digits is 3024, while the sum is 24.

The square root of 72423033 is about 8510.1723249297. The cubic root of 72423033 is about 416.8299371520.

The spelling of 72423033 in words is "seventy-two million, four hundred twenty-three thousand, thirty-three".