427226155 has 8 divisors (see below), whose sum is σ = 514101600. Its totient is φ = 340827456.

The previous prime is 427226147. The next prime is 427226179. The reversal of 427226155 is 551622724.

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 427226155 - 2³ = 427226147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 427226155.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117210 + ... + 120799.

It is an arithmetic number, because the mean of its divisors is an integer number (64262700).

Almost surely, 2^427226155 is an apocalyptic number.

427226155 is a deficient number, since it is larger than the sum of its proper divisors (86875445).

427226155 is a wasteful number, since it uses less digits than its factorization.

427226155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238373.

The product of its digits is 33600, while the sum is 34.

The square root of 427226155 is about 20669.4497991601. The cubic root of 427226155 is about 753.1577410512.

Adding to 427226155 its reverse (551622724), we get a palindrome (978848879).

The spelling of 427226155 in words is "four hundred twenty-seven million, two hundred twenty-six thousand, one hundred fifty-five".