23714240 has 56 divisors (see below), whose sum is σ = 61612272. Its totient is φ = 8622080.

The previous prime is 23714239. The next prime is 23714263. The reversal of 23714240 is 4241732.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152 + ... + 6888.

Almost surely, 2^23714240 is an apocalyptic number.

23714240 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 23714240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30806136).

23714240 is an abundant number, since it is smaller than the sum of its proper divisors (37898032).

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

23714240 is a wasteful number, since it uses less digits than its factorization.

23714240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6765 (or 6755 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 23714240 is about 4869.7268917261. The cubic root of 23714240 is about 287.3005144204.

Adding to 23714240 its reverse (4241732), we get a palindrome (27955972).

The spelling of 23714240 in words is "twenty-three million, seven hundred fourteen thousand, two hundred forty".