23440162 has 4 divisors (see below), whose sum is σ = 35160246. Its totient is φ = 11720080.

The previous prime is 23440159. The next prime is 23440171. The reversal of 23440162 is 26104432.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 19633761 + 3806401 = 4431^2 + 1951^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5860039 + ... + 5860042.

Almost surely, 2^23440162 is an apocalyptic number.

23440162 is a deficient number, since it is larger than the sum of its proper divisors (11720084).

23440162 is a wasteful number, since it uses less digits than its factorization.

23440162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11720083.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 23440162 is about 4841.5041051310. The cubic root of 23440162 is about 286.1893948213.

Adding to 23440162 its reverse (26104432), we get a palindrome (49544594).

The spelling of 23440162 in words is "twenty-three million, four hundred forty thousand, one hundred sixty-two".