422055515 has 16 divisors (see below), whose sum is σ = 612868032. Its totient is φ = 272385024.

The previous prime is 422055511. The next prime is 422055527. The reversal of 422055515 is 515550224.

It is a cyclic number.

It is not a de Polignac number, because 422055515 - 2² = 422055511 is a prime.

It is a super-3 number, since 3×422055515³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (422055511) 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 15 ways as a sum of consecutive naturals, for example, 354074 + ... + 355263.

It is an arithmetic number, because the mean of its divisors is an integer number (38304252).

Almost surely, 2^422055515 is an apocalyptic number.

422055515 is a deficient number, since it is larger than the sum of its proper divisors (190812517).

422055515 is a wasteful number, since it uses less digits than its factorization.

422055515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709366.

The product of its (nonzero) digits is 10000, while the sum is 29.

The square root of 422055515 is about 20543.9897536968. The cubic root of 422055515 is about 750.1069565982.

The spelling of 422055515 in words is "four hundred twenty-two million, fifty-five thousand, five hundred fifteen".