1683484881 has 24 divisors (see below), whose sum is σ = 2441196576. Its totient is φ = 1031472000.

The previous prime is 1683484879. The next prime is 1683484883. The reversal of 1683484881 is 1884843861.

It is an interprime number because it is at equal distance from previous prime (1683484879) and next prime (1683484883).

It is not a de Polignac number, because 1683484881 - 2¹ = 1683484879 is a prime.

It is a super-2 number, since 2×1683484881² = 5668242689111168322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1683484883) 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, 111006 + ... + 125256.

It is an arithmetic number, because the mean of its divisors is an integer number (101716524).

Almost surely, 2^1683484881 is an apocalyptic number.

It is an amenable number.

1683484881 is a deficient number, since it is larger than the sum of its proper divisors (757711695).

1683484881 is a wasteful number, since it uses less digits than its factorization.

1683484881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14513 (or 14500 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 51.

The square root of 1683484881 is about 41030.2922363466. The cubic root of 1683484881 is about 1189.6058014524.

The spelling of 1683484881 in words is "one billion, six hundred eighty-three million, four hundred eighty-four thousand, eight hundred eighty-one".