1522206 has 32 divisors (see below), whose sum is σ = 3866880. Its totient is φ = 434808.

The previous prime is 1522201. The next prime is 1522249. The reversal of 1522206 is 6022251.

It is a super-2 number, since 2×1522206² = 4634222212872, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1522201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1636 + ... + 2391.

It is an arithmetic number, because the mean of its divisors is an integer number (120840).

2^1522206 is an apocalyptic number.

1522206 is an abundant number, since it is smaller than the sum of its proper divisors (2344674).

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

1522206 is a wasteful number, since it uses less digits than its factorization.

1522206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4045 (or 4039 counting only the distinct ones).

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

The square root of 1522206 is about 1233.7771273613. Note that the first 3 decimals coincide. The cubic root of 1522206 is about 115.0335377924.

Adding to 1522206 its reverse (6022251), we get a palindrome (7544457).

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

The spelling of 1522206 in words is "one million, five hundred twenty-two thousand, two hundred six".