1061617944 has 32 divisors (see below), whose sum is σ = 2656419840. Its totient is φ = 353556000.

The previous prime is 1061617901. The next prime is 1061617967. The reversal of 1061617944 is 4497161601.

It is a super-2 number, since 2×1061617944² = 2254065318045574272, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 8409 + ... + 46839.

It is an arithmetic number, because the mean of its divisors is an integer number (83013120).

Almost surely, 2^1061617944 is an apocalyptic number.

It is an amenable number.

1061617944 is an abundant number, since it is smaller than the sum of its proper divisors (1594801896).

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

1061617944 is a wasteful number, since it uses less digits than its factorization.

1061617944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39591 (or 39587 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 1061617944 is about 32582.4790953666. The cubic root of 1061617944 is about 1020.1313248828.

The spelling of 1061617944 in words is "one billion, sixty-one million, six hundred seventeen thousand, nine hundred forty-four".