2681429828 has 24 divisors (see below), whose sum is σ = 5850393024. Its totient is φ = 1044712800.

The previous prime is 2681429791. The next prime is 2681429831. The reversal of 2681429828 is 8289241862.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4352663 + ... + 4353278.

It is an arithmetic number, because the mean of its divisors is an integer number (243766376).

Almost surely, 2^2681429828 is an apocalyptic number.

2681429828 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2681429828 is an abundant number, since it is smaller than the sum of its proper divisors (3168963196).

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

2681429828 is a wasteful number, since it uses less digits than its factorization.

2681429828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8705963 (or 8705961 counting only the distinct ones).

The product of its digits is 884736, while the sum is 50.

The square root of 2681429828 is about 51782.5243494367. The cubic root of 2681429828 is about 1389.2768918009.

The spelling of 2681429828 in words is "two billion, six hundred eighty-one million, four hundred twenty-nine thousand, eight hundred twenty-eight".