24798000 has 80 divisors (see below), whose sum is σ = 79968096. Its totient is φ = 6611200.

The previous prime is 24797977. The next prime is 24798041. The reversal of 24798000 is 89742.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×24798000² = 1229881608000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3934 + ... + 8066.

Almost surely, 2^24798000 is an apocalyptic number.

24798000 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 24798000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39984048).

24798000 is an abundant number, since it is smaller than the sum of its proper divisors (55170096).

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

24798000 is a wasteful number, since it uses less digits than its factorization.

24798000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4159 (or 4143 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 24798000 is about 4979.7590303146. The cubic root of 24798000 is about 291.6121077087.

The spelling of 24798000 in words is "twenty-four million, seven hundred ninety-eight thousand".