1206522 has 16 divisors (see below), whose sum is σ = 2681280. Its totient is φ = 402156.

The previous prime is 1206497. The next prime is 1206529. The reversal of 1206522 is 2256021.

1206522 is a `hidden beast` number, since 12 + 0 + 652 + 2 = 666.

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 = 1206495 and 1206504.

It is not an unprimeable number, because it can be changed into a prime (1206529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11118 + ... + 11225.

It is an arithmetic number, because the mean of its divisors is an integer number (167580).

2^1206522 is an apocalyptic number.

1206522 is an abundant number, since it is smaller than the sum of its proper divisors (1474758).

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

1206522 is a wasteful number, since it uses less digits than its factorization.

1206522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22354 (or 22348 counting only the distinct ones).

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

The square root of 1206522 is about 1098.4179532400. The cubic root of 1206522 is about 106.4580274994.

It can be divided in two parts, 1206 and 522, that added together give a cube (1728 = 12³).

The spelling of 1206522 in words is "one million, two hundred six thousand, five hundred twenty-two".