3475217856 has 56 divisors (see below), whose sum is σ = 10030748544. Its totient is φ = 1053095680.

The previous prime is 3475217849. The next prime is 3475217869. The reversal of 3475217856 is 6587125743.

3475217856 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 2×3475217856² = 24154278293322473472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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, 820620 + ... + 824843.

Almost surely, 2^3475217856 is an apocalyptic number.

It is an amenable number.

3475217856 is an abundant number, since it is smaller than the sum of its proper divisors (6555530688).

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

3475217856 is a wasteful number, since it uses less digits than its factorization.

3475217856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1645489 (or 1645479 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 48.

The square root of 3475217856 is about 58950.9784142723. The cubic root of 3475217856 is about 1514.7025097455.

The spelling of 3475217856 in words is "three billion, four hundred seventy-five million, two hundred seventeen thousand, eight hundred fifty-six".