2423565 has 12 divisors (see below), whose sum is σ = 4200924. Its totient is φ = 1292544.

The previous prime is 2423563. The next prime is 2423567. The reversal of 2423565 is 5653242.

It is an interprime number because it is at equal distance from previous prime (2423563) and next prime (2423567).

It can be written as a sum of positive squares in 2 ways, for example, as 736164 + 1687401 = 858^2 + 1299^2 .

It is not a de Polignac number, because 2423565 - 2¹ = 2423563 is a prime.

It is a d-powerful number, because it can be written as 2 + 4⁴ + 2¹⁷ + 3¹⁰ + 5³ + 6⁷ + 5⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2423563) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26884 + ... + 26973.

It is an arithmetic number, because the mean of its divisors is an integer number (350077).

2^2423565 is an apocalyptic number.

It is an amenable number.

2423565 is a deficient number, since it is larger than the sum of its proper divisors (1777359).

2423565 is a wasteful number, since it uses less digits than its factorization.

2423565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53868 (or 53865 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 2423565 is about 1556.7803313249. The cubic root of 2423565 is about 134.3233632499.

The spelling of 2423565 in words is "two million, four hundred twenty-three thousand, five hundred sixty-five".