1000227444 has 24 divisors (see below), whose sum is σ = 2351683488. Its totient is φ = 330863520.

The previous prime is 1000227433. The next prime is 1000227451. The reversal of 1000227444 is 4447220001.

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, 316567 + ... + 319710.

It is an arithmetic number, because the mean of its divisors is an integer number (97986812).

Almost surely, 2^1000227444 is an apocalyptic number.

It is an amenable number.

1000227444 is an abundant number, since it is smaller than the sum of its proper divisors (1351456044).

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

1000227444 is a wasteful number, since it uses less digits than its factorization.

1000227444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636415 (or 636413 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 24.

The square root of 1000227444 is about 31626.3726026239. The cubic root of 1000227444 is about 1000.0758089195.

Adding to 1000227444 its reverse (4447220001), we get a palindrome (5447447445).

The spelling of 1000227444 in words is "one billion, two hundred twenty-seven thousand, four hundred forty-four".