1148422 has 8 divisors (see below), whose sum is σ = 1879272. Its totient is φ = 522000.

The previous prime is 1148387. The next prime is 1148437. The reversal of 1148422 is 2248411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 52201 = 1148422 / (1 + 1 + 4 + 8 + 4 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 1148393 and 1148402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26079 + ... + 26122.

It is an arithmetic number, because the mean of its divisors is an integer number (234909).

2^1148422 is an apocalyptic number.

1148422 is a deficient number, since it is larger than the sum of its proper divisors (730850).

1148422 is a wasteful number, since it uses less digits than its factorization.

1148422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52214.

The product of its digits is 512, while the sum is 22.

The square root of 1148422 is about 1071.6445306164. The cubic root of 1148422 is about 104.7210129729.

The spelling of 1148422 in words is "one million, one hundred forty-eight thousand, four hundred twenty-two".