23162146 has 32 divisors (see below), whose sum is σ = 41545728. Its totient is φ = 9475920.

The previous prime is 23162107. The next prime is 23162189. The reversal of 23162146 is 64126132.

It is a self number, because there is not a number n which added to its sum of digits gives 23162146.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35701 + ... + 36343.

It is an arithmetic number, because the mean of its divisors is an integer number (1298304).

Almost surely, 2^23162146 is an apocalyptic number.

23162146 is a deficient number, since it is larger than the sum of its proper divisors (18383582).

23162146 is a wasteful number, since it uses less digits than its factorization.

23162146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766.

The product of its digits is 1728, while the sum is 25.

The square root of 23162146 is about 4812.7067228328. The cubic root of 23162146 is about 285.0534259132.

Adding to 23162146 its reverse (64126132), we get a palindrome (87288278).

The spelling of 23162146 in words is "twenty-three million, one hundred sixty-two thousand, one hundred forty-six".