561007396 has 6 divisors (see below), whose sum is σ = 981762950. Its totient is φ = 280503696.

The previous prime is 561007373. The next prime is 561007397. The reversal of 561007396 is 693700165.

It can be written as a sum of positive squares in only one way, i.e., 551310400 + 9696996 = 23480^2 + 3114^2 .

It is not an unprimeable number, because it can be changed into a prime (561007397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70125921 + ... + 70125928.

Almost surely, 2^561007396 is an apocalyptic number.

It is an amenable number.

561007396 is a deficient number, since it is larger than the sum of its proper divisors (420755554).

561007396 is a wasteful number, since it uses less digits than its factorization.

561007396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140251853 (or 140251851 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 561007396 is about 23685.5946938218. The cubic root of 561007396 is about 824.7510217765.

The spelling of 561007396 in words is "five hundred sixty-one million, seven thousand, three hundred ninety-six".