361829172 has 48 divisors (see below), whose sum is σ = 885407040. Its totient is φ = 114847488.

The previous prime is 361829137. The next prime is 361829183. The reversal of 361829172 is 271928163.

It is a self number, because there is not a number n which added to its sum of digits gives 361829172.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18283 + ... + 32525.

It is an arithmetic number, because the mean of its divisors is an integer number (18445980).

Almost surely, 2^361829172 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 361829172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442703520).

361829172 is an abundant number, since it is smaller than the sum of its proper divisors (523577868).

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

361829172 is a wasteful number, since it uses less digits than its factorization.

361829172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14352 (or 14350 counting only the distinct ones).

The product of its digits is 36288, while the sum is 39.

The square root of 361829172 is about 19021.8078005220. The cubic root of 361829172 is about 712.5814722471.

It can be divided in two parts, 36182 and 9172, that added together give a palindrome (45354).

The spelling of 361829172 in words is "three hundred sixty-one million, eight hundred twenty-nine thousand, one hundred seventy-two".