165399962 has 48 divisors (see below), whose sum is σ = 313061760. Its totient is φ = 64149696.

The previous prime is 165399947. The next prime is 165399977. The reversal of 165399962 is 269993561.

165399962 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (165399947) and next prime (165399977).

It is a self number, because there is not a number n which added to its sum of digits gives 165399962.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 124739 + ... + 126057.

It is an arithmetic number, because the mean of its divisors is an integer number (6522120).

Almost surely, 2^165399962 is an apocalyptic number.

165399962 is a deficient number, since it is larger than the sum of its proper divisors (147661798).

165399962 is a wasteful number, since it uses less digits than its factorization.

165399962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1407 (or 1394 counting only the distinct ones).

The product of its digits is 787320, while the sum is 50.

The square root of 165399962 is about 12860.7916552598. The cubic root of 165399962 is about 548.9234722234.

The spelling of 165399962 in words is "one hundred sixty-five million, three hundred ninety-nine thousand, nine hundred sixty-two".