2061550 has 12 divisors (see below), whose sum is σ = 3834576. Its totient is φ = 824600.

The previous prime is 2061533. The next prime is 2061551. The reversal of 2061550 is 551602.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2061551) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20566 + ... + 20665.

It is an arithmetic number, because the mean of its divisors is an integer number (319548).

2^2061550 is an apocalyptic number.

2061550 is a deficient number, since it is larger than the sum of its proper divisors (1773026).

2061550 is a wasteful number, since it uses less digits than its factorization.

2061550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41243 (or 41238 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 2061550 is about 1435.8098759933. The cubic root of 2061550 is about 127.2715375585.

The spelling of 2061550 in words is "two million, sixty-one thousand, five hundred fifty".