422041224609 has 21 divisors (see below), whose sum is σ = 632798670819. Its totient is φ = 281349122760.

The previous prime is 422041224599. The next prime is 422041224667. The reversal of 422041224609 is 906422140224.

The square root of 422041224609 is 649647.

It is a perfect power (a square), and thus also a powerful number.

422041224609 is a `hidden beast` number, since 4 + 2 + 2 + 0 + 41 + 2 + 2 + 4 + 609 = 666.

It can be written as a sum of positive squares in only one way, i.e., 419519176209 + 2522048400 = 647703^2 + 50220^2 .

It is not a de Polignac number, because 422041224609 - 2¹³ = 422041216417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422041226609) by changing a digit.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 17528439 + ... + 17552499.

It is an arithmetic number, because the mean of its divisors is an integer number (30133270039).

Almost surely, 2^422041224609 is an apocalyptic number.

422041224609 is the 649647-th square number.

422041224609 is the 324824-th centered octagonal number.

It is an amenable number.

422041224609 is a deficient number, since it is larger than the sum of its proper divisors (210757446210).

422041224609 is an frugal number, since it uses more digits than its factorization.

422041224609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48140 (or 24064 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

Multiplying 422041224609 by its sum of digits (36), we get a square (15193484085924 = 3897882²).

The spelling of 422041224609 in words is "four hundred twenty-two billion, forty-one million, two hundred twenty-four thousand, six hundred nine".