3404139240 has 32 divisors (see below), whose sum is σ = 10212418080. Its totient is φ = 907770432.

The previous prime is 3404139223. The next prime is 3404139241. The reversal of 3404139240 is 429314043.

3404139240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 3404139198 and 3404139207.

It is not an unprimeable number, because it can be changed into a prime (3404139241) 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, 14183794 + ... + 14184033.

It is an arithmetic number, because the mean of its divisors is an integer number (319138065).

Almost surely, 2^3404139240 is an apocalyptic number.

3404139240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3404139240 is an abundant number, since it is smaller than the sum of its proper divisors (6808278840).

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

3404139240 is a wasteful number, since it uses less digits than its factorization.

3404139240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28367841 (or 28367837 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 3404139240 is about 58345.0018424886. The cubic root of 3404139240 is about 1504.3045598047.

The spelling of 3404139240 in words is "three billion, four hundred four million, one hundred thirty-nine thousand, two hundred forty".