171428302 has 8 divisors (see below), whose sum is σ = 257784912. Its totient is φ = 85500000.

The previous prime is 171428297. The next prime is 171428347. The reversal of 171428302 is 203824171.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106074 + ... + 107677.

It is an arithmetic number, because the mean of its divisors is an integer number (32223114).

Almost surely, 2^171428302 is an apocalyptic number.

171428302 is a deficient number, since it is larger than the sum of its proper divisors (86356610).

171428302 is a wasteful number, since it uses less digits than its factorization.

171428302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214154.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 171428302 is about 13093.0631251820. The cubic root of 171428302 is about 555.5129332605.

The spelling of 171428302 in words is "one hundred seventy-one million, four hundred twenty-eight thousand, three hundred two".