2081824534 has 4 divisors (see below), whose sum is σ = 3122736804. Its totient is φ = 1040912266.

The previous prime is 2081824529. The next prime is 2081824571. The reversal of 2081824534 is 4354281802.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2081824493 and 2081824502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520456132 + ... + 520456135.

It is an arithmetic number, because the mean of its divisors is an integer number (780684201).

Almost surely, 2^2081824534 is an apocalyptic number.

2081824534 is a deficient number, since it is larger than the sum of its proper divisors (1040912270).

2081824534 is a wasteful number, since it uses less digits than its factorization.

2081824534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040912269.

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 2081824534 is about 45627.0153965828. The cubic root of 2081824534 is about 1276.8739909518.

The spelling of 2081824534 in words is "two billion, eighty-one million, eight hundred twenty-four thousand, five hundred thirty-four".