561338 has 8 divisors (see below), whose sum is σ = 878688. Its totient is φ = 268444.

The previous prime is 561313. The next prime is 561343. The reversal of 561338 is 833165.

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

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, 6056 + ... + 6147.

It is an arithmetic number, because the mean of its divisors is an integer number (109836).

2⁵⁶¹³³⁸ is an apocalyptic number.

561338 is a deficient number, since it is larger than the sum of its proper divisors (317350).

561338 is a wasteful number, since it uses less digits than its factorization.

561338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12228.

The product of its digits is 2160, while the sum is 26.

The square root of 561338 is about 749.2249328473. The cubic root of 561338 is about 82.4912999702.

The spelling of 561338 in words is "five hundred sixty-one thousand, three hundred thirty-eight".