3353469840 has 480 divisors, whose sum is σ = 13525324800. Its totient is φ = 743758848.

The previous prime is 3353469761. The next prime is 3353469967. The reversal of 3353469840 is 489643533.

3353469840 is a `hidden beast` number, since 33 + 534 + 6 + 9 + 84 + 0 = 666.

3353469840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3353469840² = 22491519935579251200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9137337 + ... + 9137703.

It is an arithmetic number, because the mean of its divisors is an integer number (28177760).

Almost surely, 2^3353469840 is an apocalyptic number.

3353469840 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3353469840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6762662400).

3353469840 is an abundant number, since it is smaller than the sum of its proper divisors (10171854960).

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

3353469840 is a wasteful number, since it uses less digits than its factorization.

3353469840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444 (or 421 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 45.

The square root of 3353469840 is about 57909.1516083598. The cubic root of 3353469840 is about 1496.8035399338.

The spelling of 3353469840 in words is "three billion, three hundred fifty-three million, four hundred sixty-nine thousand, eight hundred forty".