165042046 has 8 divisors (see below), whose sum is σ = 266606424. Its totient is φ = 76173240.

The previous prime is 165042019. The next prime is 165042049. The reversal of 165042046 is 640240561.

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

It is a super-2 number, since 2×165042046² = 54477753895732232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165042049) 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, 3173860 + ... + 3173911.

It is an arithmetic number, because the mean of its divisors is an integer number (33325803).

Almost surely, 2^165042046 is an apocalyptic number.

165042046 is a deficient number, since it is larger than the sum of its proper divisors (101564378).

165042046 is a wasteful number, since it uses less digits than its factorization.

165042046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6347786.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 165042046 is about 12846.8691127449. The cubic root of 165042046 is about 548.5272400090.

The spelling of 165042046 in words is "one hundred sixty-five million, forty-two thousand, forty-six".