1019227444 has 12 divisors (see below), whose sum is σ = 1783903968. Its totient is φ = 509540600.

The previous prime is 1019227423. The next prime is 1019227457. The reversal of 1019227444 is 4447229101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23889 + ... + 51079.

It is an arithmetic number, because the mean of its divisors is an integer number (148658664).

Almost surely, 2^1019227444 is an apocalyptic number.

It is an amenable number.

1019227444 is a deficient number, since it is larger than the sum of its proper divisors (764676524).

1019227444 is a wasteful number, since it uses less digits than its factorization.

1019227444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36566 (or 36564 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 1019227444 is about 31925.3417209589. The cubic root of 1019227444 is about 1006.3685040585.

It can be divided in two parts, 10192 and 27444, that added together give a square (37636 = 194²).

The spelling of 1019227444 in words is "one billion, nineteen million, two hundred twenty-seven thousand, four hundred forty-four".