2342940 has 48 divisors (see below), whose sum is σ = 6949152. Its totient is φ = 587776.

The previous prime is 2342933. The next prime is 2342953. The reversal of 2342940 is 492432.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2342940.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129 + ... + 2168.

It is an arithmetic number, because the mean of its divisors is an integer number (144774).

2^2342940 is an apocalyptic number.

2342940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2342940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3474576).

2342940 is an abundant number, since it is smaller than the sum of its proper divisors (4606212).

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

2342940 is a wasteful number, since it uses less digits than its factorization.

2342940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2326 (or 2324 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 2342940 is about 1530.6665214866. Note that the first 3 decimals coincide. The cubic root of 2342940 is about 132.8170171013.

The spelling of 2342940 in words is "two million, three hundred forty-two thousand, nine hundred forty".