72267022 has 4 divisors (see below), whose sum is σ = 108400536. Its totient is φ = 36133510.

The previous prime is 72266993. The next prime is 72267023. The reversal of 72267022 is 22076227.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22076227 = 1061 ⋅20807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72267023) 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 as a sum of consecutive naturals, namely, 18066754 + ... + 18066757.

It is an arithmetic number, because the mean of its divisors is an integer number (27100134).

Almost surely, 2^72267022 is an apocalyptic number.

72267022 is a deficient number, since it is larger than the sum of its proper divisors (36133514).

72267022 is a wasteful number, since it uses less digits than its factorization.

72267022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36133513.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 72267022 is about 8501.0012351487. The cubic root of 72267022 is about 416.5304154681.

The spelling of 72267022 in words is "seventy-two million, two hundred sixty-seven thousand, twenty-two".