2426945 has 4 divisors (see below), whose sum is σ = 2912340. Its totient is φ = 1941552.

The previous prime is 2426933. The next prime is 2426947. The reversal of 2426945 is 5496242.

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 350464 + 2076481 = 592^2 + 1441^2 .

It is a cyclic number.

It is not a de Polignac number, because 2426945 - 2¹⁰ = 2425921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2426947) 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, 242690 + ... + 242699.

It is an arithmetic number, because the mean of its divisors is an integer number (728085).

2^2426945 is an apocalyptic number.

It is an amenable number.

2426945 is a deficient number, since it is larger than the sum of its proper divisors (485395).

2426945 is an equidigital number, since it uses as much as digits as its factorization.

2426945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485394.

The product of its digits is 17280, while the sum is 32.

The square root of 2426945 is about 1557.8655269310. The cubic root of 2426945 is about 134.3857784756.

The spelling of 2426945 in words is "two million, four hundred twenty-six thousand, nine hundred forty-five".