172430334 has 24 divisors (see below), whose sum is σ = 376292280. Its totient is φ = 57062448.

The previous prime is 172430299. The next prime is 172430341. The reversal of 172430334 is 433034271.

It is a junction number, because it is equal to n+sod(n) for n = 172430298 and 172430307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31957 + ... + 36960.

It is an arithmetic number, because the mean of its divisors is an integer number (15678845).

Almost surely, 2^172430334 is an apocalyptic number.

172430334 is an abundant number, since it is smaller than the sum of its proper divisors (203861946).

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

172430334 is a wasteful number, since it uses less digits than its factorization.

172430334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69064 (or 69061 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 172430334 is about 13131.2731294418. The cubic root of 172430334 is about 556.5931918435.

The spelling of 172430334 in words is "one hundred seventy-two million, four hundred thirty thousand, three hundred thirty-four".