23720622 has 8 divisors (see below), whose sum is σ = 47441256. Its totient is φ = 7906872.

The previous prime is 23720617. The next prime is 23720629. The reversal of 23720622 is 22602732.

It is a sphenic number, since it is the product of 3 distinct primes.

23720622 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 23720592 and 23720601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23720629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1976713 + ... + 1976724.

It is an arithmetic number, because the mean of its divisors is an integer number (5930157).

Almost surely, 2^23720622 is an apocalyptic number.

23720622 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

23720622 is a wasteful number, since it uses less digits than its factorization.

23720622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3953442.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 23720622 is about 4870.3821205322. The cubic root of 23720622 is about 287.3262849761.

It can be divided in two parts, 23720 and 622, that added together give a palindrome (24342).

The spelling of 23720622 in words is "twenty-three million, seven hundred twenty thousand, six hundred twenty-two".