1042622444 has 24 divisors (see below), whose sum is σ = 1950687648. Its totient is φ = 485879040.

The previous prime is 1042622437. The next prime is 1042622447. The reversal of 1042622444 is 4442262401.

It is not an unprimeable number, because it can be changed into a prime (1042622447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67427 + ... + 81434.

It is an arithmetic number, because the mean of its divisors is an integer number (81278652).

Almost surely, 2^1042622444 is an apocalyptic number.

It is an amenable number.

1042622444 is a deficient number, since it is larger than the sum of its proper divisors (908065204).

1042622444 is a wasteful number, since it uses less digits than its factorization.

1042622444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148985 (or 148983 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

The square root of 1042622444 is about 32289.6646622414. The cubic root of 1042622444 is about 1014.0102767951.

Adding to 1042622444 its reverse (4442262401), we get a palindrome (5484884845).

The spelling of 1042622444 in words is "one billion, forty-two million, six hundred twenty-two thousand, four hundred forty-four".