602172 has 36 divisors (see below), whose sum is σ = 1561560. Its totient is φ = 195552.

The previous prime is 602153. The next prime is 602179. The reversal of 602172 is 271206.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×602172² = 725222235168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (602179) by changing a digit.

602172 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1354 + ... + 1742.

2⁶⁰²¹⁷² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 602172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (780780).

602172 is an abundant number, since it is smaller than the sum of its proper divisors (959388).

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

602172 is a wasteful number, since it uses less digits than its factorization.

602172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442 (or 437 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 602172 is about 775.9974226761. The cubic root of 602172 is about 84.4449181773. Note that the first 3 decimals are identical.

Adding to 602172 its reverse (271206), we get a palindrome (873378).

The spelling of 602172 in words is "six hundred two thousand, one hundred seventy-two".