165827426 has 8 divisors (see below), whose sum is σ = 249197520. Its totient is φ = 82761588.

The previous prime is 165827371. The next prime is 165827437. The reversal of 165827426 is 624728561.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74696 + ... + 76883.

It is an arithmetic number, because the mean of its divisors is an integer number (31149690).

Almost surely, 2^165827426 is an apocalyptic number.

165827426 is a deficient number, since it is larger than the sum of its proper divisors (83370094).

165827426 is a wasteful number, since it uses less digits than its factorization.

165827426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152128.

The product of its digits is 161280, while the sum is 41.

The square root of 165827426 is about 12877.3998151801. The cubic root of 165827426 is about 549.3959495023.

The spelling of 165827426 in words is "one hundred sixty-five million, eight hundred twenty-seven thousand, four hundred twenty-six".