565939740 has 48 divisors (see below), whose sum is σ = 1590986880. Its totient is φ = 150312000.

The previous prime is 565939729. The next prime is 565939747. The reversal of 565939740 is 47939565.

565939740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×565939740² = 640575578622535200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 565939740.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565939747) 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, 3730 + ... + 33849.

It is an arithmetic number, because the mean of its divisors is an integer number (33145560).

Almost surely, 2^565939740 is an apocalyptic number.

It is an amenable number.

565939740 is an abundant number, since it is smaller than the sum of its proper divisors (1025047140).

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

565939740 is a wasteful number, since it uses less digits than its factorization.

565939740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37842 (or 37840 counting only the distinct ones).

The product of its (nonzero) digits is 1020600, while the sum is 48.

The square root of 565939740 is about 23789.4880146673. The cubic root of 565939740 is about 827.1610267852.

The spelling of 565939740 in words is "five hundred sixty-five million, nine hundred thirty-nine thousand, seven hundred forty".