1144402422 has 16 divisors (see below), whose sum is σ = 2289228480. Its totient is φ = 381396872.

The previous prime is 1144402393. The next prime is 1144402451. The reversal of 1144402422 is 2242044411.

It is an interprime number because it is at equal distance from previous prime (1144402393) and next prime (1144402451).

It is a junction number, because it is equal to n+sod(n) for n = 1144402392 and 1144402401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25633 + ... + 54275.

It is an arithmetic number, because the mean of its divisors is an integer number (143076780).

Almost surely, 2^1144402422 is an apocalyptic number.

1144402422 is an abundant number, since it is smaller than the sum of its proper divisors (1144826058).

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

1144402422 is a wasteful number, since it uses less digits than its factorization.

1144402422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35307.

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 1144402422 is about 33829.0174554331. The cubic root of 1144402422 is about 1045.9869256592.

Adding to 1144402422 its reverse (2242044411), we get a palindrome (3386446833).

The spelling of 1144402422 in words is "one billion, one hundred forty-four million, four hundred two thousand, four hundred twenty-two".