1000552444 has 48 divisors (see below), whose sum is σ = 1828915200. Its totient is φ = 478627136.

The previous prime is 1000552429. The next prime is 1000552471. The reversal of 1000552444 is 4442550001.

It is a happy number.

It is a super-2 number, since 2×1000552444² = 2002210386388746272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2088597 + ... + 2089075.

It is an arithmetic number, because the mean of its divisors is an integer number (38102400).

Almost surely, 2^1000552444 is an apocalyptic number.

It is an amenable number.

1000552444 is a deficient number, since it is larger than the sum of its proper divisors (828362756).

1000552444 is a wasteful number, since it uses less digits than its factorization.

1000552444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762 (or 760 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 1000552444 is about 31631.5103022287. The cubic root of 1000552444 is about 1000.1841140999.

The spelling of 1000552444 in words is "one billion, five hundred fifty-two thousand, four hundred forty-four".