1045422 has 24 divisors (see below), whose sum is σ = 2588976. Its totient is φ = 298656.

The previous prime is 1045411. The next prime is 1045423. The reversal of 1045422 is 2245401.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1045395 and 1045404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4023 + ... + 4274.

It is an arithmetic number, because the mean of its divisors is an integer number (107874).

2^1045422 is an apocalyptic number.

1045422 is an abundant number, since it is smaller than the sum of its proper divisors (1543554).

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

1045422 is a wasteful number, since it uses less digits than its factorization.

1045422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8312 (or 8309 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 1045422 is about 1022.4588011260. The cubic root of 1045422 is about 101.4917042085.

The spelling of 1045422 in words is "one million, forty-five thousand, four hundred twenty-two".