1394668 has 24 divisors (see below), whose sum is σ = 2756880. Its totient is φ = 611520.

The previous prime is 1394633. The next prime is 1394669. The reversal of 1394668 is 8664931.

It is not an unprimeable number, because it can be changed into a prime (1394669) 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, 730 + ... + 1822.

It is an arithmetic number, because the mean of its divisors is an integer number (114870).

2^1394668 is an apocalyptic number.

It is an amenable number.

1394668 is a deficient number, since it is larger than the sum of its proper divisors (1362212).

1394668 is a wasteful number, since it uses less digits than its factorization.

1394668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137 (or 1135 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 1394668 is about 1180.9606259313. The cubic root of 1394668 is about 111.7266933029.

The spelling of 1394668 in words is "one million, three hundred ninety-four thousand, six hundred sixty-eight".