2426940 has 72 divisors (see below), whose sum is σ = 7491120. Its totient is φ = 635904.

The previous prime is 2426933. The next prime is 2426947. The reversal of 2426940 is 496242.

It is an interprime number because it is at equal distance from previous prime (2426933) and next prime (2426947).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 17391 + ... + 17529.

2^2426940 is an apocalyptic number.

2426940 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 2426940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3745560).

2426940 is an abundant number, since it is smaller than the sum of its proper divisors (5064180).

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

2426940 is a wasteful number, since it uses less digits than its factorization.

2426940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251 (or 246 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 2426940 is about 1557.8639221704. The cubic root of 2426940 is about 134.3856861882.

The spelling of 2426940 in words is "two million, four hundred twenty-six thousand, nine hundred forty".