23162156 has 6 divisors (see below), whose sum is σ = 40533780. Its totient is φ = 11581076.

The previous prime is 23162107. The next prime is 23162189. The reversal of 23162156 is 65126132.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2895266 + ... + 2895273.

It is an arithmetic number, because the mean of its divisors is an integer number (6755630).

Almost surely, 2^23162156 is an apocalyptic number.

It is an amenable number.

23162156 is a deficient number, since it is larger than the sum of its proper divisors (17371624).

23162156 is a wasteful number, since it uses less digits than its factorization.

23162156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5790543 (or 5790541 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 23162156 is about 4812.7077617491. The cubic root of 23162156 is about 285.0534669361.

Adding to 23162156 its reverse (65126132), we get a palindrome (88288288).

The spelling of 23162156 in words is "twenty-three million, one hundred sixty-two thousand, one hundred fifty-six".