23206716 has 48 divisors (see below), whose sum is σ = 64797600. Its totient is φ = 7140096.

The previous prime is 23206643. The next prime is 23206727. The reversal of 23206716 is 61760232.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 23206716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6861 + ... + 9668.

It is an arithmetic number, because the mean of its divisors is an integer number (1349950).

Almost surely, 2^23206716 is an apocalyptic number.

23206716 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

23206716 is an abundant number, since it is smaller than the sum of its proper divisors (41590884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23206716 is a wasteful number, since it uses less digits than its factorization.

With its successor (23206717) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (16547).

23206716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16555 (or 16547 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 23206716 is about 4817.3349478731. The cubic root of 23206716 is about 285.2361477669.

Adding to 23206716 its reverse (61760232), we get a palindrome (84966948).

The spelling of 23206716 in words is "twenty-three million, two hundred six thousand, seven hundred sixteen".