560009749 has 16 divisors (see below), whose sum is σ = 631814400. Its totient is φ = 492762816.

The previous prime is 560009729. The next prime is 560009777. The reversal of 560009749 is 947900065.

It is not a de Polignac number, because 560009749 - 2⁵ = 560009717 is a prime.

It is a super-2 number, since 2×560009749² = 627221837950086002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (560009729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20382 + ... + 39184.

It is an arithmetic number, because the mean of its divisors is an integer number (39488400).

Almost surely, 2^560009749 is an apocalyptic number.

It is an amenable number.

560009749 is a deficient number, since it is larger than the sum of its proper divisors (71804651).

560009749 is a wasteful number, since it uses less digits than its factorization.

560009749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18924.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 560009749 is about 23664.5251167227. The cubic root of 560009749 is about 824.2618430780.

The spelling of 560009749 in words is "five hundred sixty million, nine thousand, seven hundred forty-nine".