72266211 has 6 divisors (see below), whose sum is σ = 104384540. Its totient is φ = 48177468.

The previous prime is 72266197. The next prime is 72266219. The reversal of 72266211 is 11266227.

It is not a de Polignac number, because 72266211 - 2⁵ = 72266179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72266219) 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, 4014781 + ... + 4014798.

Almost surely, 2^72266211 is an apocalyptic number.

72266211 is a deficient number, since it is larger than the sum of its proper divisors (32118329).

72266211 is a wasteful number, since it uses less digits than its factorization.

72266211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8029585 (or 8029582 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 72266211 is about 8500.9535347513. The cubic root of 72266211 is about 416.5288573234.

The spelling of 72266211 in words is "seventy-two million, two hundred sixty-six thousand, two hundred eleven".