2423965 has 16 divisors (see below), whose sum is σ = 3063600. Its totient is φ = 1838592.

The previous prime is 2423951. The next prime is 2423969. The reversal of 2423965 is 5693242.

2423965 = 145² + 146² + ... + 217².

It can be written as a sum of positive squares in 8 ways, for example, as 131769 + 2292196 = 363^2 + 1514^2 .

It is a cyclic number.

It is not a de Polignac number, because 2423965 - 2⁹ = 2423453 is a prime.

It is a d-powerful number, because it can be written as 2⁷ + 4⁹ + 2¹⁵ + 3¹³ + 9⁶ + 6² + 5⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2423969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10471 + ... + 10699.

It is an arithmetic number, because the mean of its divisors is an integer number (191475).

2^2423965 is an apocalyptic number.

It is an amenable number.

2423965 is a deficient number, since it is larger than the sum of its proper divisors (639635).

2423965 is a wasteful number, since it uses less digits than its factorization.

2423965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336.

The product of its digits is 12960, while the sum is 31.

The square root of 2423965 is about 1556.9087963012. The cubic root of 2423965 is about 134.3307526933.

The spelling of 2423965 in words is "two million, four hundred twenty-three thousand, nine hundred sixty-five".