561167004 has 24 divisors (see below), whose sum is σ = 1312819200. Its totient is φ = 186565744.

The previous prime is 561166997. The next prime is 561167027. The reversal of 561167004 is 400761165.

561167004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56454 + ... + 65645.

It is an arithmetic number, because the mean of its divisors is an integer number (54700800).

Almost surely, 2^561167004 is an apocalyptic number.

It is an amenable number.

561167004 is an abundant number, since it is smaller than the sum of its proper divisors (751652196).

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

561167004 is a wasteful number, since it uses less digits than its factorization.

561167004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122489 (or 122487 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 561167004 is about 23688.9637595231. The cubic root of 561167004 is about 824.8292289328.

The spelling of 561167004 in words is "five hundred sixty-one million, one hundred sixty-seven thousand, four".