565253330 has 8 divisors (see below), whose sum is σ = 1017456012. Its totient is φ = 226101328.

The previous prime is 565253317. The next prime is 565253387. The reversal of 565253330 is 33352565.

It can be written as a sum of positive squares in 2 ways, for example, as 472497169 + 92756161 = 21737^2 + 9631^2 .

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

It is a super-2 number, since 2×565253330² = 639022654152177800, which contains 22 as substring.

It is a Curzon 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, 28262657 + ... + 28262676.

Almost surely, 2^565253330 is an apocalyptic number.

565253330 is a deficient number, since it is larger than the sum of its proper divisors (452202682).

565253330 is a wasteful number, since it uses less digits than its factorization.

565253330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56525340.

The product of its (nonzero) digits is 40500, while the sum is 32.

The square root of 565253330 is about 23775.0568874188. The cubic root of 565253330 is about 826.8264792123.

The spelling of 565253330 in words is "five hundred sixty-five million, two hundred fifty-three thousand, three hundred thirty".