2431245 has 16 divisors (see below), whose sum is σ = 3928320. Its totient is φ = 1283904.

The previous prime is 2431241. The next prime is 2431279. The reversal of 2431245 is 5421342.

It is not a de Polignac number, because 2431245 - 2² = 2431241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2431241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 892 + ... + 2378.

It is an arithmetic number, because the mean of its divisors is an integer number (245520).

2^2431245 is an apocalyptic number.

It is an amenable number.

2431245 is a deficient number, since it is larger than the sum of its proper divisors (1497075).

2431245 is a wasteful number, since it uses less digits than its factorization.

2431245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1604.

The product of its digits is 960, while the sum is 21.

The square root of 2431245 is about 1559.2450096120. The cubic root of 2431245 is about 134.4650987602.

Adding to 2431245 its reverse (5421342), we get a palindrome (7852587).

It can be divided in two parts, 2431 and 245, that multiplied together give a palindrome (595595).

The spelling of 2431245 in words is "two million, four hundred thirty-one thousand, two hundred forty-five".