561132246 has 8 divisors (see below), whose sum is σ = 1122264504. Its totient is φ = 187044080.

The previous prime is 561132217. The next prime is 561132251. The reversal of 561132246 is 642231165.

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

561132246 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46761015 + ... + 46761026.

It is an arithmetic number, because the mean of its divisors is an integer number (140283063).

Almost surely, 2^561132246 is an apocalyptic number.

561132246 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.

561132246 is a wasteful number, since it uses less digits than its factorization.

561132246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93522046.

The product of its digits is 8640, while the sum is 30.

The square root of 561132246 is about 23688.2301153970. The cubic root of 561132246 is about 824.8121989423.

The spelling of 561132246 in words is "five hundred sixty-one million, one hundred thirty-two thousand, two hundred forty-six".