4354820440 has 32 divisors (see below), whose sum is σ = 9944596080. Its totient is φ = 1715928192.

The previous prime is 4354820417. The next prime is 4354820443. The reversal of 4354820440 is 440284534.

It is a super-2 number, since 2×4354820440² = 37928922129283587200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4354820396 and 4354820405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4354820443) 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, 809787 + ... + 815146.

Almost surely, 2^4354820440 is an apocalyptic number.

4354820440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4354820440 is an abundant number, since it is smaller than the sum of its proper divisors (5589775640).

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

4354820440 is a wasteful number, since it uses less digits than its factorization.

4354820440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1625011 (or 1625007 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 34.

The square root of 4354820440 is about 65991.0633343637. The cubic root of 4354820440 is about 1633.0146626205.

The spelling of 4354820440 in words is "four billion, three hundred fifty-four million, eight hundred twenty thousand, four hundred forty".