1222360 has 16 divisors (see below), whose sum is σ = 2750400. Its totient is φ = 488928.

The previous prime is 1222307. The next prime is 1222373. The reversal of 1222360 is 632221.

It is a congruent number.

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, 15240 + ... + 15319.

It is an arithmetic number, because the mean of its divisors is an integer number (171900).

2^1222360 is an apocalyptic number.

1222360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222360 is an abundant number, since it is smaller than the sum of its proper divisors (1528040).

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

1222360 is a wasteful number, since it uses less digits than its factorization.

1222360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30570 (or 30566 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1222360 is about 1105.6039073737. The cubic root of 1222360 is about 106.9218283667.

Adding to 1222360 its reverse (632221), we get a palindrome (1854581).

The spelling of 1222360 in words is "one million, two hundred twenty-two thousand, three hundred sixty".