1394172 has 60 divisors (see below), whose sum is σ = 3936856. Its totient is φ = 427680.

The previous prime is 1394167. The next prime is 1394177. The reversal of 1394172 is 2714931.

It is an interprime number because it is at equal distance from previous prime (1394167) and next prime (1394177).

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1394177) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4047 + ... + 4377.

2^1394172 is an apocalyptic number.

1394172 is a gapful number since it is divisible by the number (12) 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 1394172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1968428).

1394172 is an abundant number, since it is smaller than the sum of its proper divisors (2542684).

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

1394172 is a wasteful number, since it uses less digits than its factorization.

1394172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360 (or 349 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 1394172 is about 1180.7506087231. The cubic root of 1394172 is about 111.7134468981.

The spelling of 1394172 in words is "one million, three hundred ninety-four thousand, one hundred seventy-two".