1204172 has 12 divisors (see below), whose sum is σ = 2156616. Its totient is φ = 588000.

The previous prime is 1204171. The next prime is 1204183. The reversal of 1204172 is 2714021.

It is a hoax number, since the sum of its digits (17) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1204172.

It is not an unprimeable number, because it can be changed into a prime (1204171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3329 + ... + 3672.

It is an arithmetic number, because the mean of its divisors is an integer number (179718).

2^1204172 is an apocalyptic number.

It is an amenable number.

1204172 is a deficient number, since it is larger than the sum of its proper divisors (952444).

1204172 is a wasteful number, since it uses less digits than its factorization.

1204172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7048 (or 7046 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 1204172 is about 1097.3477115299. The cubic root of 1204172 is about 106.3888647966.

Adding to 1204172 its reverse (2714021), we get a palindrome (3918193).

The spelling of 1204172 in words is "one million, two hundred four thousand, one hundred seventy-two".