2440213400 has 96 divisors (see below), whose sum is σ = 5833220400. Its totient is φ = 948787200.

The previous prime is 2440213387. The next prime is 2440213409. The reversal of 2440213400 is 43120442.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440213409) 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, 4288316 + ... + 4288884.

Almost surely, 2^2440213400 is an apocalyptic number.

2440213400 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 2440213400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2916610200).

2440213400 is an abundant number, since it is smaller than the sum of its proper divisors (3393007000).

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

2440213400 is a wasteful number, since it uses less digits than its factorization.

2440213400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149 (or 1140 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2440213400 is about 49398.5161720471. The cubic root of 2440213400 is about 1346.3023459244.

Adding to 2440213400 its reverse (43120442), we get a palindrome (2483333842).

The spelling of 2440213400 in words is "two billion, four hundred forty million, two hundred thirteen thousand, four hundred".