1394000 has 80 divisors (see below), whose sum is σ = 3656016. Its totient is φ = 512000.

The previous prime is 1393999. The next prime is 1394009. The reversal of 1394000 is 4931.

1394000 = T₂₄₀ + T₂₄₁ + ... + T₂₈₀.

It can be written as a sum of positive squares in 8 ways, for example, as 633616 + 760384 = 796^2 + 872^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 1394000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1394009) 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, 33980 + ... + 34020.

2^1394000 is an apocalyptic number.

1394000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1394000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1828008).

1394000 is an abundant number, since it is smaller than the sum of its proper divisors (2262016).

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

1394000 is a wasteful number, since it uses less digits than its factorization.

1394000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81 (or 65 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1394000 is about 1180.6777714516. The cubic root of 1394000 is about 111.7088526531.

Adding to 1394000 its reverse (4931), we get a palindrome (1398931).

The spelling of 1394000 in words is "one million, three hundred ninety-four thousand".