1106428 has 24 divisors (see below), whose sum is σ = 2095632. Its totient is φ = 509184.

The previous prime is 1106423. The next prime is 1106429. The reversal of 1106428 is 8246011.

It is a junction number, because it is equal to n+sod(n) for n = 1106399 and 1106408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1106423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3451 + ... + 3757.

It is an arithmetic number, because the mean of its divisors is an integer number (87318).

2^1106428 is an apocalyptic number.

It is an amenable number.

1106428 is a deficient number, since it is larger than the sum of its proper divisors (989204).

1106428 is a wasteful number, since it uses less digits than its factorization.

1106428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381 (or 379 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 1106428 is about 1051.8688131131. The cubic root of 1106428 is about 103.4286967953.

The spelling of 1106428 in words is "one million, one hundred six thousand, four hundred twenty-eight".