1144722 has 8 divisors (see below), whose sum is σ = 2289456. Its totient is φ = 381572.

The previous prime is 1144721. The next prime is 1144723. The reversal of 1144722 is 2274411.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1144721) and next prime (1144723).

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

1144722 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1144721) 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 3 ways as a sum of consecutive naturals, for example, 95388 + ... + 95399.

It is an arithmetic number, because the mean of its divisors is an integer number (286182).

2^1144722 is an apocalyptic number.

1144722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1144722 is a wasteful number, since it uses less digits than its factorization.

1144722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190792.

The product of its digits is 448, while the sum is 21.

The square root of 1144722 is about 1069.9168191967. The cubic root of 1144722 is about 104.6084281651.

The spelling of 1144722 in words is "one million, one hundred forty-four thousand, seven hundred twenty-two".