422606044 has 12 divisors (see below), whose sum is σ = 845212144. Its totient is φ = 181116864.

The previous prime is 422605969. The next prime is 422606053. The reversal of 422606044 is 440606224.

422606044 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 15093073 = 422606044 / (4 + 2 + 2 + 6 + 0 + 6 + 0 + 4 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7546509 + ... + 7546564.

Almost surely, 2^422606044 is an apocalyptic number.

It is an amenable number.

422606044 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422606044 is a wasteful number, since it uses less digits than its factorization.

422606044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15093084 (or 15093082 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 422606044 is about 20557.3841721168. The cubic root of 422606044 is about 750.4329612705.

The spelling of 422606044 in words is "four hundred twenty-two million, six hundred six thousand, forty-four".