1140422 has 8 divisors (see below), whose sum is σ = 1718976. Its totient is φ = 567432.

The previous prime is 1140421. The next prime is 1140431. The reversal of 1140422 is 2240411.

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

It is a junction number, because it is equal to n+sod(n) for n = 1140397 and 1140406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 833 + ... + 1724.

It is an arithmetic number, because the mean of its divisors is an integer number (214872).

2^1140422 is an apocalyptic number.

1140422 is a deficient number, since it is larger than the sum of its proper divisors (578554).

1140422 is a wasteful number, since it uses less digits than its factorization.

1140422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2782.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1140422 is about 1067.9054265243. The cubic root of 1140422 is about 104.4772811428.

Adding to 1140422 its reverse (2240411), we get a palindrome (3380833).

The spelling of 1140422 in words is "one million, one hundred forty thousand, four hundred twenty-two".