2432340 has 36 divisors (see below), whose sum is σ = 7378644. Its totient is φ = 648576.

The previous prime is 2432321. The next prime is 2432351. The reversal of 2432340 is 432342.

It can be written as a sum of positive squares in 2 ways, for example, as 1077444 + 1354896 = 1038^2 + 1164^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6577 + ... + 6936.

2^2432340 is an apocalyptic number.

2432340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2432340 is an abundant number, since it is smaller than the sum of its proper divisors (4946304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2432340 is a wasteful number, since it uses less digits than its factorization.

2432340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13528 (or 13523 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 2432340 is about 1559.5961015596. The cubic root of 2432340 is about 134.4852828201.

Adding to 2432340 its reverse (432342), we get a palindrome (2864682).

It can be divided in two parts, 2432 and 340, that added together give a palindrome (2772).

The spelling of 2432340 in words is "two million, four hundred thirty-two thousand, three hundred forty".