422150521 has 8 divisors (see below), whose sum is σ = 456305024. Its totient is φ = 388236240.

The previous prime is 422150503. The next prime is 422150527. The reversal of 422150521 is 125051224.

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 422150521 - 2⁵ = 422150489 is a prime.

It is a super-2 number, since 2×422150521² = 356422124761142882, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422150492 and 422150501.

It is not an unprimeable number, because it can be changed into a prime (422150527) 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 7 ways as a sum of consecutive naturals, for example, 56391 + ... + 63436.

It is an arithmetic number, because the mean of its divisors is an integer number (57038128).

Almost surely, 2^422150521 is an apocalyptic number.

It is an amenable number.

422150521 is a deficient number, since it is larger than the sum of its proper divisors (34154503).

422150521 is a wasteful number, since it uses less digits than its factorization.

422150521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120111.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 422150521 is about 20546.3018813605. The cubic root of 422150521 is about 750.1632361731.

The spelling of 422150521 in words is "four hundred twenty-two million, one hundred fifty thousand, five hundred twenty-one".