1422088 has 8 divisors (see below), whose sum is σ = 2666430. Its totient is φ = 711040.

The previous prime is 1422061. The next prime is 1422089. The reversal of 1422088 is 8802241.

It can be written as a sum of positive squares in only one way, i.e., 1397124 + 24964 = 1182^2 + 158^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1422089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88873 + ... + 88888.

2^1422088 is an apocalyptic number.

It is an amenable number.

1422088 is a deficient number, since it is larger than the sum of its proper divisors (1244342).

1422088 is a wasteful number, since it uses less digits than its factorization.

1422088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177767 (or 177763 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 25.

The square root of 1422088 is about 1192.5133122947. The cubic root of 1422088 is about 112.4541508641.

The spelling of 1422088 in words is "one million, four hundred twenty-two thousand, eighty-eight".