4997565 has 16 divisors (see below), whose sum is σ = 8884800. Its totient is φ = 2665296.

The previous prime is 4997563. The next prime is 4997567. The reversal of 4997565 is 5657994.

4997565 = T₃₁₀ + T₃₁₁ + ... + T₃₉₀.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4997563) and next prime (4997567).

It is not a de Polignac number, because 4997565 - 2¹ = 4997563 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 4997565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4997563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18375 + ... + 18644.

It is an arithmetic number, because the mean of its divisors is an integer number (555300).

Almost surely, 2^4997565 is an apocalyptic number.

4997565 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4997565 is a deficient number, since it is larger than the sum of its proper divisors (3887235).

4997565 is a wasteful number, since it uses less digits than its factorization.

4997565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37033 (or 37027 counting only the distinct ones).

The product of its digits is 340200, while the sum is 45.

The square root of 4997565 is about 2235.5234286404. The cubic root of 4997565 is about 170.9698315508.

The spelling of 4997565 in words is "four million, nine hundred ninety-seven thousand, five hundred sixty-five".