2440406452 has 24 divisors (see below), whose sum is σ = 4663606752. Its totient is φ = 1108168800.

The previous prime is 2440406401. The next prime is 2440406453. The reversal of 2440406452 is 2546040442.

It is a happy number.

2440406452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440406453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17763 + ... + 72085.

It is an arithmetic number, because the mean of its divisors is an integer number (194316948).

Almost surely, 2^2440406452 is an apocalyptic number.

2440406452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2440406452 is a deficient number, since it is larger than the sum of its proper divisors (2223200300).

2440406452 is a wasteful number, since it uses less digits than its factorization.

2440406452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55359 (or 55357 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 2440406452 is about 49400.4701597060. The cubic root of 2440406452 is about 1346.3378482165.

Adding to 2440406452 its reverse (2546040442), we get a palindrome (4986446894).

The spelling of 2440406452 in words is "two billion, four hundred forty million, four hundred six thousand, four hundred fifty-two".