2342740 has 24 divisors (see below), whose sum is σ = 5041512. Its totient is φ = 913920.

The previous prime is 2342731. The next prime is 2342741. The reversal of 2342740 is 472432.

It can be written as a sum of positive squares in 4 ways, for example, as 38416 + 2304324 = 196^2 + 1518^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2342741) 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 7 ways as a sum of consecutive naturals, for example, 609 + ... + 2248.

It is an arithmetic number, because the mean of its divisors is an integer number (210063).

2^2342740 is an apocalyptic number.

2342740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2342740 is an abundant number, since it is smaller than the sum of its proper divisors (2698772).

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

2342740 is a wasteful number, since it uses less digits than its factorization.

2342740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2907 (or 2905 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 2342740 is about 1530.6011890757. The cubic root of 2342740 is about 132.8132377814.

The spelling of 2342740 in words is "two million, three hundred forty-two thousand, seven hundred forty".