3439450020 has 24 divisors (see below), whose sum is σ = 9630460224. Its totient is φ = 917186656.

The previous prime is 3439450019. The next prime is 3439450037. The reversal of 3439450020 is 200549343.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 3439450020.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28662024 + ... + 28662143.

It is an arithmetic number, because the mean of its divisors is an integer number (401269176).

Almost surely, 2^3439450020 is an apocalyptic number.

3439450020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3439450020 is an abundant number, since it is smaller than the sum of its proper divisors (6191010204).

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

3439450020 is a wasteful number, since it uses less digits than its factorization.

3439450020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57324179 (or 57324177 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 3439450020 is about 58646.8244664620. The cubic root of 3439450020 is about 1509.4880096877.

Adding to 3439450020 its reverse (200549343), we get a palindrome (3639999363).

The spelling of 3439450020 in words is "three billion, four hundred thirty-nine million, four hundred fifty thousand, twenty".