561627375 has 16 divisors (see below), whose sum is σ = 934548576. Its totient is φ = 299534400.

The previous prime is 561627361. The next prime is 561627383. The reversal of 561627375 is 573726165.

It is not a de Polignac number, because 561627375 - 2⁷ = 561627247 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 748462 + ... + 749211.

It is an arithmetic number, because the mean of its divisors is an integer number (58409286).

Almost surely, 2^561627375 is an apocalyptic number.

561627375 is a deficient number, since it is larger than the sum of its proper divisors (372921201).

561627375 is a wasteful number, since it uses less digits than its factorization.

561627375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497691 (or 1497681 counting only the distinct ones).

The product of its digits is 264600, while the sum is 42.

The square root of 561627375 is about 23698.6787606398. The cubic root of 561627375 is about 825.0547254790.

The spelling of 561627375 in words is "five hundred sixty-one million, six hundred twenty-seven thousand, three hundred seventy-five".