23940210 has 32 divisors (see below), whose sum is σ = 65665152. Its totient is φ = 5472000.

The previous prime is 23940197. The next prime is 23940223. The reversal of 23940210 is 1204932.

It is an interprime number because it is at equal distance from previous prime (23940197) and next prime (23940223).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 56791 + ... + 57210.

It is an arithmetic number, because the mean of its divisors is an integer number (2052036).

Almost surely, 2^23940210 is an apocalyptic number.

23940210 is an abundant number, since it is smaller than the sum of its proper divisors (41724942).

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

23940210 is a wasteful number, since it uses less digits than its factorization.

23940210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114018.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 23940210 is about 4892.8733889198. The cubic root of 23940210 is about 288.2101812569.

The spelling of 23940210 in words is "twenty-three million, nine hundred forty thousand, two hundred ten".