165340552 has 16 divisors (see below), whose sum is σ = 333860940. Its totient is φ = 76310976.

The previous prime is 165340529. The next prime is 165340559. The reversal of 165340552 is 255043561.

165340552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 152423716 + 12916836 = 12346^2 + 3594^2 .

It is not an unprimeable number, because it can be changed into a prime (165340559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 794803 + ... + 795010.

Almost surely, 2^165340552 is an apocalyptic number.

It is an amenable number.

165340552 is an abundant number, since it is smaller than the sum of its proper divisors (168520388).

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

165340552 is a wasteful number, since it uses less digits than its factorization.

165340552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1589832 (or 1589828 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 165340552 is about 12858.4817144171. The cubic root of 165340552 is about 548.8577417592.

The spelling of 165340552 in words is "one hundred sixty-five million, three hundred forty thousand, five hundred fifty-two".