24463980 has 36 divisors (see below), whose sum is σ = 74207952. Its totient is φ = 6523680.

The previous prime is 24463961. The next prime is 24463981. The reversal of 24463980 is 8936442.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (24463981) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 67776 + ... + 68135.

It is an arithmetic number, because the mean of its divisors is an integer number (2061332).

Almost surely, 2^24463980 is an apocalyptic number.

24463980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24463980 is an abundant number, since it is smaller than the sum of its proper divisors (49743972).

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

24463980 is a wasteful number, since it uses less digits than its factorization.

24463980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135926 (or 135921 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 24463980 is about 4946.1075604964. The cubic root of 24463980 is about 290.2968818591.

The spelling of 24463980 in words is "twenty-four million, four hundred sixty-three thousand, nine hundred eighty".