23040210 has 64 divisors (see below), whose sum is σ = 58164480. Its totient is φ = 5832960.

The previous prime is 23040209. The next prime is 23040211. The reversal of 23040210 is 1204032.

23040210 = 38² + 39² + ... + 410².

It is an interprime number because it is at equal distance from previous prime (23040209) and next prime (23040211).

It is not an unprimeable number, because it can be changed into a prime (23040211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61584 + ... + 61956.

It is an arithmetic number, because the mean of its divisors is an integer number (908820).

Almost surely, 2^23040210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23040210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29082240).

23040210 is an abundant number, since it is smaller than the sum of its proper divisors (35124270).

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

23040210 is a wasteful number, since it uses less digits than its factorization.

23040210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 23040210 is about 4800.0218749502. The cubic root of 23040210 is about 284.5523288793.

Adding to 23040210 its reverse (1204032), we get a palindrome (24244242).

The spelling of 23040210 in words is "twenty-three million, forty thousand, two hundred ten".