2401745 has 4 divisors (see below), whose sum is σ = 2882100. Its totient is φ = 1921392.

The previous prime is 2401741. The next prime is 2401807. The reversal of 2401745 is 5471042.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1893376 + 508369 = 1376^2 + 713^2 .

It is a cyclic number.

It is not a de Polignac number, because 2401745 - 2² = 2401741 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2401745.

It is not an unprimeable number, because it can be changed into a prime (2401741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240170 + ... + 240179.

It is an arithmetic number, because the mean of its divisors is an integer number (720525).

2^2401745 is an apocalyptic number.

It is an amenable number.

2401745 is a deficient number, since it is larger than the sum of its proper divisors (480355).

2401745 is an equidigital number, since it uses as much as digits as its factorization.

2401745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480354.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 2401745 is about 1549.7564324758. The cubic root of 2401745 is about 133.9190310580.

Adding to 2401745 its reverse (5471042), we get a palindrome (7872787).

The spelling of 2401745 in words is "two million, four hundred one thousand, seven hundred forty-five".