4000440462 has 64 divisors (see below), whose sum is σ = 8817707520. Its totient is φ = 1204308864.

The previous prime is 4000440449. The next prime is 4000440463. The reversal of 4000440462 is 2640440004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000440463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 828768 + ... + 833580.

It is an arithmetic number, because the mean of its divisors is an integer number (137776680).

Almost surely, 2^4000440462 is an apocalyptic number.

4000440462 is an abundant number, since it is smaller than the sum of its proper divisors (4817267058).

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

4000440462 is a wasteful number, since it uses less digits than its factorization.

4000440462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5177.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 4000440462 is about 63249.0352653699. The cubic root of 4000440462 is about 1587.4593156499.

Adding to 4000440462 its reverse (2640440004), we get a palindrome (6640880466).

The spelling of 4000440462 in words is "four billion, four hundred forty thousand, four hundred sixty-two".