534613665 has 16 divisors (see below), whose sum is σ = 858139776. Its totient is φ = 284208000.

The previous prime is 534613643. The next prime is 534613669. The reversal of 534613665 is 566316435.

It is a happy number.

It is not a de Polignac number, because 534613665 - 2¹¹ = 534611617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (534613669) 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, 52636 + ... + 61965.

It is an arithmetic number, because the mean of its divisors is an integer number (53633736).

Almost surely, 2^534613665 is an apocalyptic number.

It is an amenable number.

534613665 is a deficient number, since it is larger than the sum of its proper divisors (323526111).

534613665 is a wasteful number, since it uses less digits than its factorization.

534613665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114920.

The product of its digits is 194400, while the sum is 39.

The square root of 534613665 is about 23121.7141449331. The cubic root of 534613665 is about 811.6086838025.

The spelling of 534613665 in words is "five hundred thirty-four million, six hundred thirteen thousand, six hundred sixty-five".