165342430 has 16 divisors (see below), whose sum is σ = 324672624. Its totient is φ = 60124480.

The previous prime is 165342421. The next prime is 165342481. The reversal of 165342430 is 34243561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 751447 + ... + 751666.

It is an arithmetic number, because the mean of its divisors is an integer number (20292039).

Almost surely, 2^165342430 is an apocalyptic number.

165342430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165342430 is a deficient number, since it is larger than the sum of its proper divisors (159330194).

165342430 is a wasteful number, since it uses less digits than its factorization.

165342430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503131.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 165342430 is about 12858.5547399387. The cubic root of 165342430 is about 548.8598197953.

Adding to 165342430 its reverse (34243561), we get a palindrome (199585991).

The spelling of 165342430 in words is "one hundred sixty-five million, three hundred forty-two thousand, four hundred thirty".