422454505 has 16 divisors (see below), whose sum is σ = 585563904. Its totient is φ = 289166080.

The previous prime is 422454503. The next prime is 422454509. The reversal of 422454505 is 505454224.

It is not a de Polignac number, because 422454505 - 2¹ = 422454503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422454503) 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, 224977 + ... + 226846.

It is an arithmetic number, because the mean of its divisors is an integer number (36597744).

Almost surely, 2^422454505 is an apocalyptic number.

It is an amenable number.

422454505 is a deficient number, since it is larger than the sum of its proper divisors (163109399).

422454505 is a wasteful number, since it uses less digits than its factorization.

422454505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451856.

The product of its (nonzero) digits is 32000, while the sum is 31.

The square root of 422454505 is about 20553.6980857460. The cubic root of 422454505 is about 750.3432532493.

The spelling of 422454505 in words is "four hundred twenty-two million, four hundred fifty-four thousand, five hundred five".