2061522 has 24 divisors (see below), whose sum is σ = 4730076. Its totient is φ = 646656.

The previous prime is 2061503. The next prime is 2061533. The reversal of 2061522 is 2251602.

It can be written as a sum of positive squares in 2 ways, for example, as 2013561 + 47961 = 1419^2 + 219^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2061495 and 2061504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3063 + ... + 3674.

2^2061522 is an apocalyptic number.

2061522 is an abundant number, since it is smaller than the sum of its proper divisors (2668554).

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

2061522 is a wasteful number, since it uses less digits than its factorization.

2061522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6762 (or 6759 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2061522 is about 1435.8001253656. The cubic root of 2061522 is about 127.2709613546.

It can be divided in two parts, 206 and 1522, that added together give a cube (1728 = 12³).

The spelling of 2061522 in words is "two million, sixty-one thousand, five hundred twenty-two".