165059430 has 16 divisors (see below), whose sum is σ = 396142704. Its totient is φ = 44015840.

The previous prime is 165059417. The next prime is 165059449. The reversal of 165059430 is 34950561.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 165059391 and 165059400.

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, 2750961 + ... + 2751020.

It is an arithmetic number, because the mean of its divisors is an integer number (24758919).

Almost surely, 2^165059430 is an apocalyptic number.

165059430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165059430 is an abundant number, since it is smaller than the sum of its proper divisors (231083274).

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

165059430 is a wasteful number, since it uses less digits than its factorization.

165059430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5501991.

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 165059430 is about 12847.5456800122. The cubic root of 165059430 is about 548.5464982586.

The spelling of 165059430 in words is "one hundred sixty-five million, fifty-nine thousand, four hundred thirty".