3469855057 has 4 divisors (see below), whose sum is σ = 3673964196. Its totient is φ = 3265745920.

The previous prime is 3469855019. The next prime is 3469855061. The reversal of 3469855057 is 7505589643.

3469855057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7505589643 = 1933 ⋅3882871.

It can be written as a sum of positive squares in 2 ways, for example, as 1040449536 + 2429405521 = 32256^2 + 49289^2 .

It is a cyclic number.

It is not a de Polignac number, because 3469855057 - 2⁷ = 3469854929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3469854995 and 3469855013.

It is not an unprimeable number, because it can be changed into a prime (3469855007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102054544 + ... + 102054577.

It is an arithmetic number, because the mean of its divisors is an integer number (918491049).

Almost surely, 2^3469855057 is an apocalyptic number.

It is an amenable number.

3469855057 is a deficient number, since it is larger than the sum of its proper divisors (204109139).

3469855057 is a wasteful number, since it uses less digits than its factorization.

3469855057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204109138.

The product of its (nonzero) digits is 4536000, while the sum is 52.

The square root of 3469855057 is about 58905.4756113555. The cubic root of 3469855057 is about 1513.9229684909.

The spelling of 3469855057 in words is "three billion, four hundred sixty-nine million, eight hundred fifty-five thousand, fifty-seven".