472222155 has 8 divisors (see below), whose sum is σ = 755555472. Its totient is φ = 251851808.

The previous prime is 472222147. The next prime is 472222169. The reversal of 472222155 is 551222274.

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

It is a cyclic number.

It is not a de Polignac number, because 472222155 - 2³ = 472222147 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15740724 + ... + 15740753.

It is an arithmetic number, because the mean of its divisors is an integer number (94444434).

Almost surely, 2^472222155 is an apocalyptic number.

472222155 is a deficient number, since it is larger than the sum of its proper divisors (283333317).

472222155 is a wasteful number, since it uses less digits than its factorization.

472222155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31481485.

The product of its digits is 11200, while the sum is 30.

The square root of 472222155 is about 21730.6731372960. The cubic root of 472222155 is about 778.7214177748.

The spelling of 472222155 in words is "four hundred seventy-two million, two hundred twenty-two thousand, one hundred fifty-five".