1522212 has 12 divisors (see below), whose sum is σ = 3551856. Its totient is φ = 507400.

The previous prime is 1522201. The next prime is 1522249. The reversal of 1522212 is 2122251.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1522191 and 1522200.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63414 + ... + 63437.

It is an arithmetic number, because the mean of its divisors is an integer number (295988).

2^1522212 is an apocalyptic number.

1522212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1522212 is an abundant number, since it is smaller than the sum of its proper divisors (2029644).

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

1522212 is a wasteful number, since it uses less digits than its factorization.

1522212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126858 (or 126856 counting only the distinct ones).

The product of its digits is 80, while the sum is 15.

The square root of 1522212 is about 1233.7795589164. The cubic root of 1522212 is about 115.0336889327.

Adding to 1522212 its reverse (2122251), we get a palindrome (3644463).

The spelling of 1522212 in words is "one million, five hundred twenty-two thousand, two hundred twelve".