2006534621 has 32 divisors (see below), whose sum is σ = 2590963200. Its totient is φ = 1511112960.

The previous prime is 2006534617. The next prime is 2006534623. The reversal of 2006534621 is 1264356002.

It is not a de Polignac number, because 2006534621 - 2² = 2006534617 is a prime.

It is a super-2 number, since 2×2006534621² = 8052362370543227282, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2006534623) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 182015 + ... + 192723.

It is an arithmetic number, because the mean of its divisors is an integer number (80967600).

Almost surely, 2^2006534621 is an apocalyptic number.

It is an amenable number.

2006534621 is a deficient number, since it is larger than the sum of its proper divisors (584428579).

2006534621 is a wasteful number, since it uses less digits than its factorization.

2006534621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10829.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 2006534621 is about 44794.3592542633. The cubic root of 2006534621 is about 1261.2917425760.

The spelling of 2006534621 in words is "two billion, six million, five hundred thirty-four thousand, six hundred twenty-one".