561374036 has 12 divisors (see below), whose sum is σ = 990140928. Its totient is φ = 278476632.

The previous prime is 561373979. The next prime is 561374053. The reversal of 561374036 is 630473165.

561374036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 561373987 and 561374005.

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, 552026 + ... + 553041.

It is an arithmetic number, because the mean of its divisors is an integer number (82511744).

Almost surely, 2^561374036 is an apocalyptic number.

It is an amenable number.

561374036 is a deficient number, since it is larger than the sum of its proper divisors (428766892).

561374036 is a wasteful number, since it uses less digits than its factorization.

561374036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105198 (or 1105196 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 561374036 is about 23693.3331551304. Note that the first 3 decimals coincide. The cubic root of 561374036 is about 824.9306515323.

The spelling of 561374036 in words is "five hundred sixty-one million, three hundred seventy-four thousand, thirty-six".