2061534 has 8 divisors (see below), whose sum is σ = 4123080. Its totient is φ = 687176.

The previous prime is 2061533. The next prime is 2061551. The reversal of 2061534 is 4351602.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

2061534 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2061534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2061533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171789 + ... + 171800.

It is an arithmetic number, because the mean of its divisors is an integer number (515385).

2^2061534 is an apocalyptic number.

2061534 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2061534 is a wasteful number, since it uses less digits than its factorization.

2061534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343594.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2061534 is about 1435.8043042142. The cubic root of 2061534 is about 127.2712082997.

The spelling of 2061534 in words is "two million, sixty-one thousand, five hundred thirty-four".