561246248 has 32 divisors (see below), whose sum is σ = 1062253920. Its totient is φ = 277992000.

The previous prime is 561246221. The next prime is 561246293. The reversal of 561246248 is 842642165.

It is a super-3 number, since 3×561246248³ (a number of 27 digits) contains 333 as substring.

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, 478703 + ... + 479873.

It is an arithmetic number, because the mean of its divisors is an integer number (33195435).

Almost surely, 2^561246248 is an apocalyptic number.

It is an amenable number.

561246248 is a deficient number, since it is larger than the sum of its proper divisors (501007672).

561246248 is a wasteful number, since it uses less digits than its factorization.

561246248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1689 (or 1685 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

The square root of 561246248 is about 23690.6362936921. The cubic root of 561246248 is about 824.8680526047.

The spelling of 561246248 in words is "five hundred sixty-one million, two hundred forty-six thousand, two hundred forty-eight".