3455684281 has 24 divisors (see below), whose sum is σ = 4081200000. Its totient is φ = 2917029024.

The previous prime is 3455684273. The next prime is 3455684291. The reversal of 3455684281 is 1824865543.

It is not a de Polignac number, because 3455684281 - 2³ = 3455684273 is a prime.

It is a super-2 number, since 2×3455684281² = 23883507699900973922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3455684201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1930735 + ... + 1932523.

It is an arithmetic number, because the mean of its divisors is an integer number (170050000).

Almost surely, 2^3455684281 is an apocalyptic number.

It is an amenable number.

3455684281 is a deficient number, since it is larger than the sum of its proper divisors (625515719).

3455684281 is a wasteful number, since it uses less digits than its factorization.

3455684281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2381 (or 2374 counting only the distinct ones).

The product of its digits is 921600, while the sum is 46.

The square root of 3455684281 is about 58785.0685208412. The cubic root of 3455684281 is about 1511.8592190026.

The spelling of 3455684281 in words is "three billion, four hundred fifty-five million, six hundred eighty-four thousand, two hundred eighty-one".