561071676 has 36 divisors (see below), whose sum is σ = 1439005736. Its totient is φ = 170021280.

The previous prime is 561071669. The next prime is 561071681. The reversal of 561071676 is 676170165.

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 11 ways as a sum of consecutive naturals, for example, 191755 + ... + 194658.

Almost surely, 2^561071676 is an apocalyptic number.

It is an amenable number.

561071676 is an abundant number, since it is smaller than the sum of its proper divisors (877934060).

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

561071676 is a wasteful number, since it uses less digits than its factorization.

561071676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386442 (or 386429 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 39.

The square root of 561071676 is about 23686.9515978735. The cubic root of 561071676 is about 824.7825204527.

The spelling of 561071676 in words is "five hundred sixty-one million, seventy-one thousand, six hundred seventy-six".