23084340 has 48 divisors (see below), whose sum is σ = 65741760. Its totient is φ = 6050560.

The previous prime is 23084339. The next prime is 23084357. The reversal of 23084340 is 4348032.

It is a self number, because there is not a number n which added to its sum of digits gives 23084340.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280 + ... + 6800.

It is an arithmetic number, because the mean of its divisors is an integer number (1369620).

Almost surely, 2^23084340 is an apocalyptic number.

23084340 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 23084340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32870880).

23084340 is an abundant number, since it is smaller than the sum of its proper divisors (42657420).

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

23084340 is a wasteful number, since it uses less digits than its factorization.

23084340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6592 (or 6590 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 23084340 is about 4804.6165299637. The cubic root of 23084340 is about 284.7338851759.

The spelling of 23084340 in words is "twenty-three million, eighty-four thousand, three hundred forty".