1618122 has 16 divisors (see below), whose sum is σ = 3530592. Its totient is φ = 490320.

The previous prime is 1618093. The next prime is 1618129. The reversal of 1618122 is 2218161.

It is not an unprimeable number, because it can be changed into a prime (1618129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12193 + ... + 12324.

It is an arithmetic number, because the mean of its divisors is an integer number (220662).

2^1618122 is an apocalyptic number.

1618122 is an abundant number, since it is smaller than the sum of its proper divisors (1912470).

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

1618122 is a wasteful number, since it uses less digits than its factorization.

1618122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24533.

The product of its digits is 192, while the sum is 21.

The square root of 1618122 is about 1272.0542441264. The cubic root of 1618122 is about 117.4006282211.

The spelling of 1618122 in words is "one million, six hundred eighteen thousand, one hundred twenty-two".