24040380 has 288 divisors, whose sum is σ = 91699776. Its totient is φ = 4644864.

The previous prime is 24040327. The next prime is 24040399. The reversal of 24040380 is 8304042.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 649722 + ... + 649758.

It is an arithmetic number, because the mean of its divisors is an integer number (318402).

Almost surely, 2^24040380 is an apocalyptic number.

24040380 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 24040380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45849888).

24040380 is an abundant number, since it is smaller than the sum of its proper divisors (67659396).

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

24040380 is a wasteful number, since it uses less digits than its factorization.

24040380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 24040380 is about 4903.0990200077. The cubic root of 24040380 is about 288.6115957457.

The spelling of 24040380 in words is "twenty-four million, forty thousand, three hundred eighty".