24213040 has 20 divisors (see below), whose sum is σ = 56295504. Its totient is φ = 9685184.

The previous prime is 24213031. The next prime is 24213041. The reversal of 24213040 is 4031242.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (24213041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151252 + ... + 151411.

Almost surely, 2^24213040 is an apocalyptic number.

24213040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24213040 is an abundant number, since it is smaller than the sum of its proper divisors (32082464).

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

24213040 is a wasteful number, since it uses less digits than its factorization.

24213040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302676 (or 302670 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 24213040 is about 4920.6747504788. The cubic root of 24213040 is about 289.3008923021.

Adding to 24213040 its reverse (4031242), we get a palindrome (28244282).

The spelling of 24213040 in words is "twenty-four million, two hundred thirteen thousand, forty".