1222054 has 4 divisors (see below), whose sum is σ = 1833084. Its totient is φ = 611026.

The previous prime is 1222049. The next prime is 1222057. The reversal of 1222054 is 4502221.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305512 + ... + 305515.

It is an arithmetic number, because the mean of its divisors is an integer number (458271).

2^1222054 is an apocalyptic number.

1222054 is a deficient number, since it is larger than the sum of its proper divisors (611030).

1222054 is an equidigital number, since it uses as much as digits as its factorization.

1222054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611029.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 1222054 is about 1105.4655128044. The cubic root of 1222054 is about 106.9129055152.

Adding to 1222054 its reverse (4502221), we get a palindrome (5724275).

The spelling of 1222054 in words is "one million, two hundred twenty-two thousand, fifty-four".