1238668 has 6 divisors (see below), whose sum is σ = 2167676. Its totient is φ = 619332.

The previous prime is 1238659. The next prime is 1238681. The reversal of 1238668 is 8668321.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 154830 + ... + 154837.

2^1238668 is an apocalyptic number.

It is an amenable number.

1238668 is a deficient number, since it is larger than the sum of its proper divisors (929008).

1238668 is a wasteful number, since it uses less digits than its factorization.

1238668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309671 (or 309669 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The square root of 1238668 is about 1112.9546262090. The cubic root of 1238668 is about 107.3952251182.

It can be divided in two parts, 12386 and 68, that multiplied together give a palindrome (842248).

The spelling of 1238668 in words is "one million, two hundred thirty-eight thousand, six hundred sixty-eight".