1394738 has 16 divisors (see below), whose sum is σ = 2181816. Its totient is φ = 668160.

The previous prime is 1394737. The next prime is 1394747. The reversal of 1394738 is 8374931.

It can be written as a sum of positive squares in 4 ways, for example, as 677329 + 717409 = 823^2 + 847^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1394698 and 1394707.

It is not an unprimeable number, because it can be changed into a prime (1394737) 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, 5870 + ... + 6102.

2^1394738 is an apocalyptic number.

1394738 is a deficient number, since it is larger than the sum of its proper divisors (787078).

1394738 is a wasteful number, since it uses less digits than its factorization.

1394738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349.

The product of its digits is 18144, while the sum is 35.

The square root of 1394738 is about 1180.9902624493. The cubic root of 1394738 is about 111.7285625023.

The spelling of 1394738 in words is "one million, three hundred ninety-four thousand, seven hundred thirty-eight".