1394646 has 48 divisors (see below), whose sum is σ = 3274992. Its totient is φ = 394240.

The previous prime is 1394633. The next prime is 1394669. The reversal of 1394646 is 6464931.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12286 + ... + 12398.

It is an arithmetic number, because the mean of its divisors is an integer number (68229).

2^1394646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1394646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1637496).

1394646 is an abundant number, since it is smaller than the sum of its proper divisors (1880346).

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

1394646 is a wasteful number, since it uses less digits than its factorization.

1394646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157 (or 146 counting only the distinct ones).

The product of its digits is 15552, while the sum is 33.

The square root of 1394646 is about 1180.9513114434. The cubic root of 1394646 is about 111.7261058273.

The spelling of 1394646 in words is "one million, three hundred ninety-four thousand, six hundred forty-six".