174072340 has 48 divisors (see below), whose sum is σ = 395255952. Its totient is φ = 64014336.

The previous prime is 174072287. The next prime is 174072343. The reversal of 174072340 is 43270471.

It can be written as a sum of positive squares in 8 ways, for example, as 3090564 + 170981776 = 1758^2 + 13076^2 .

It is a junction number, because it is equal to n+sod(n) for n = 174072299 and 174072308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (174072343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70812 + ... + 73228.

It is an arithmetic number, because the mean of its divisors is an integer number (8234499).

Almost surely, 2^174072340 is an apocalyptic number.

174072340 is a gapful number since it is divisible by the number (10) 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 174072340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197627976).

174072340 is an abundant number, since it is smaller than the sum of its proper divisors (221183612).

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

174072340 is a wasteful number, since it uses less digits than its factorization.

174072340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2716 (or 2714 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 174072340 is about 13193.6477139569. The cubic root of 174072340 is about 558.3543738018.

The spelling of 174072340 in words is "one hundred seventy-four million, seventy-two thousand, three hundred forty".