4406402840 has 64 divisors (see below), whose sum is σ = 11607140160. Its totient is φ = 1473914880.

The previous prime is 4406402831. The next prime is 4406402849. The reversal of 4406402840 is 482046044.

It is an interprime number because it is at equal distance from previous prime (4406402831) and next prime (4406402849).

It is a junction number, because it is equal to n+sod(n) for n = 4406402797 and 4406402806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4406402849) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180437 + ... + 203396.

It is an arithmetic number, because the mean of its divisors is an integer number (181361565).

Almost surely, 2^4406402840 is an apocalyptic number.

4406402840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4406402840 is an abundant number, since it is smaller than the sum of its proper divisors (7200737320).

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

4406402840 is a wasteful number, since it uses less digits than its factorization.

4406402840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383892 (or 383888 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

The square root of 4406402840 is about 66380.7414842588. The cubic root of 4406402840 is about 1639.4370018716.

Adding to 4406402840 its reverse (482046044), we get a palindrome (4888448884).

The spelling of 4406402840 in words is "four billion, four hundred six million, four hundred two thousand, eight hundred forty".