23322040 has 96 divisors (see below), whose sum is σ = 62257680. Its totient is φ = 7838208.

The previous prime is 23322037. The next prime is 23322043. The reversal of 23322040 is 4022332.

It is an interprime number because it is at equal distance from previous prime (23322037) and next prime (23322043).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23322043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142999 + ... + 143161.

Almost surely, 2^23322040 is an apocalyptic number.

23322040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23322040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31128840).

23322040 is an abundant number, since it is smaller than the sum of its proper divisors (38935640).

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

23322040 is a wasteful number, since it uses less digits than its factorization.

23322040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 23322040 is about 4829.2898028592. The cubic root of 23322040 is about 285.7078536647.

Adding to 23322040 its reverse (4022332), we get a palindrome (27344372).

The spelling of 23322040 in words is "twenty-three million, three hundred twenty-two thousand, forty".