24245340 has 48 divisors (see below), whose sum is σ = 77586432. Its totient is φ = 5541696.

The previous prime is 24245329. The next prime is 24245341. The reversal of 24245340 is 4354242.

It is a self number, because there is not a number n which added to its sum of digits gives 24245340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24245341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28444 + ... + 29283.

It is an arithmetic number, because the mean of its divisors is an integer number (1616384).

Almost surely, 2^24245340 is an apocalyptic number.

24245340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24245340 is an abundant number, since it is smaller than the sum of its proper divisors (53341092).

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

24245340 is a wasteful number, since it uses less digits than its factorization.

24245340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57746 (or 57744 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 24245340 is about 4923.9557268521. The cubic root of 24245340 is about 289.4294768275.

Adding to 24245340 its reverse (4354242), we get a palindrome (28599582).

The spelling of 24245340 in words is "twenty-four million, two hundred forty-five thousand, three hundred forty".