561275202 has 8 divisors (see below), whose sum is σ = 1122550416. Its totient is φ = 187091732.

The previous prime is 561275191. The next prime is 561275227. The reversal of 561275202 is 202572165.

It is a sphenic number, since it is the product of 3 distinct primes.

561275202 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 561275202.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 46772928 + ... + 46772939.

It is an arithmetic number, because the mean of its divisors is an integer number (140318802).

Almost surely, 2^561275202 is an apocalyptic number.

561275202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

561275202 is a wasteful number, since it uses less digits than its factorization.

561275202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93545872.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 561275202 is about 23691.2473711284. The cubic root of 561275202 is about 824.8822370018.

The spelling of 561275202 in words is "five hundred sixty-one million, two hundred seventy-five thousand, two hundred two".