23402116 has 6 divisors (see below), whose sum is σ = 40953710. Its totient is φ = 11701056.

The previous prime is 23402107. The next prime is 23402143. The reversal of 23402116 is 61120432.

It can be written as a sum of positive squares in only one way, i.e., 21659716 + 1742400 = 4654^2 + 1320^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23402093 and 23402102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2925261 + ... + 2925268.

Almost surely, 2^23402116 is an apocalyptic number.

It is an amenable number.

23402116 is a deficient number, since it is larger than the sum of its proper divisors (17551594).

23402116 is a wasteful number, since it uses less digits than its factorization.

23402116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5850533 (or 5850531 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 23402116 is about 4837.5733586169. The cubic root of 23402116 is about 286.0344718584.

Adding to 23402116 its reverse (61120432), we get a palindrome (84522548).

The spelling of 23402116 in words is "twenty-three million, four hundred two thousand, one hundred sixteen".