422251055 has 16 divisors (see below), whose sum is σ = 522094464. Its totient is φ = 327667200.

The previous prime is 422251033. The next prime is 422251057. The reversal of 422251055 is 550152224.

It is not a de Polignac number, because 422251055 - 2¹² = 422246959 is a prime.

It is a super-3 number, since 3×422251055³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422251057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18605 + ... + 34505.

It is an arithmetic number, because the mean of its divisors is an integer number (32630904).

Almost surely, 2^422251055 is an apocalyptic number.

422251055 is a deficient number, since it is larger than the sum of its proper divisors (99843409).

422251055 is a wasteful number, since it uses less digits than its factorization.

422251055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16066.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 422251055 is about 20548.7482587140. The cubic root of 422251055 is about 750.2227812256. Note that the first 3 decimals are identical.

The spelling of 422251055 in words is "four hundred twenty-two million, two hundred fifty-one thousand, fifty-five".