472222377 has 12 divisors (see below), whose sum is σ = 744108144. Its totient is φ = 286195320.

The previous prime is 472222363. The next prime is 472222397. The reversal of 472222377 is 773222274.

It is a happy number.

It is not a de Polignac number, because 472222377 - 2²⁴ = 455445161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (472222307) 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 in 11 ways as a sum of consecutive naturals, for example, 2384863 + ... + 2385060.

It is an arithmetic number, because the mean of its divisors is an integer number (62009012).

Almost surely, 2^472222377 is an apocalyptic number.

It is an amenable number.

472222377 is a deficient number, since it is larger than the sum of its proper divisors (271885767).

472222377 is a wasteful number, since it uses less digits than its factorization.

472222377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4769940 (or 4769937 counting only the distinct ones).

The product of its digits is 65856, while the sum is 36.

The square root of 472222377 is about 21730.6782452826. The cubic root of 472222377 is about 778.7215398050.

The spelling of 472222377 in words is "four hundred seventy-two million, two hundred twenty-two thousand, three hundred seventy-seven".