1218602 has 32 divisors (see below), whose sum is σ = 2346624. Its totient is φ = 460800.

The previous prime is 1218601. The next prime is 1218617. The reversal of 1218602 is 2068121.

It is a plaindrome in base 13.

It is a zygodrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (1218601) 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, 6218 + ... + 6410.

It is an arithmetic number, because the mean of its divisors is an integer number (73332).

2^1218602 is an apocalyptic number.

1218602 is a deficient number, since it is larger than the sum of its proper divisors (1128022).

1218602 is a wasteful number, since it uses less digits than its factorization.

1218602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 1218602 is about 1103.9030754554. The cubic root of 1218602 is about 106.8121430829.

The spelling of 1218602 in words is "one million, two hundred eighteen thousand, six hundred two".