72033022 has 4 divisors (see below), whose sum is σ = 108049536. Its totient is φ = 36016510.

The previous prime is 72032993. The next prime is 72033037. The reversal of 72033022 is 22033027.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22033027 = 19 ⋅1159633.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18008254 + ... + 18008257.

It is an arithmetic number, because the mean of its divisors is an integer number (27012384).

Almost surely, 2^72033022 is an apocalyptic number.

72033022 is a deficient number, since it is larger than the sum of its proper divisors (36016514).

72033022 is a wasteful number, since it uses less digits than its factorization.

72033022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36016513.

The product of its (nonzero) digits is 504, while the sum is 19.

The square root of 72033022 is about 8487.2269911909. The cubic root of 72033022 is about 416.0803553785.

Adding to 72033022 its reverse (22033027), we get a palindrome (94066049).

The spelling of 72033022 in words is "seventy-two million, thirty-three thousand, twenty-two".