3458357856 has 120 divisors (see below), whose sum is σ = 10246226760. Its totient is φ = 1144253952.

The previous prime is 3458357839. The next prime is 3458357863. The reversal of 3458357856 is 6587538543.

3458357856 is a `hidden beast` number, since 3 + 4 + 583 + 5 + 7 + 8 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 350235 + ... + 359973.

It is an arithmetic number, because the mean of its divisors is an integer number (85385223).

Almost surely, 2^3458357856 is an apocalyptic number.

3458357856 is a gapful number since it is divisible by the number (36) 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 3458357856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5123113380).

3458357856 is an abundant number, since it is smaller than the sum of its proper divisors (6787868904).

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

3458357856 is a wasteful number, since it uses less digits than its factorization.

3458357856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9898 (or 9881 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 54.

The square root of 3458357856 is about 58807.8043800311. The cubic root of 3458357856 is about 1512.2490141648.

The spelling of 3458357856 in words is "three billion, four hundred fifty-eight million, three hundred fifty-seven thousand, eight hundred fifty-six".