1242024300 has 576 divisors, whose sum is σ = 4799692800. Its totient is φ = 272160000.

The previous prime is 1242024299. The next prime is 1242024307. The reversal of 1242024300 is 34202421.

1242024300 is a `hidden beast` number, since 1 + 2 + 420 + 243 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242024307) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 17493265 + ... + 17493335.

It is an arithmetic number, because the mean of its divisors is an integer number (8332800).

Almost surely, 2^1242024300 is an apocalyptic number.

1242024300 is a gapful number since it is divisible by the number (10) 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 1242024300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2399846400).

1242024300 is an abundant number, since it is smaller than the sum of its proper divisors (3557668500).

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

1242024300 is a wasteful number, since it uses less digits than its factorization.

1242024300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155 (or 142 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 1242024300 is about 35242.3651306208. The cubic root of 1242024300 is about 1074.9213715701.

Adding to 1242024300 its reverse (34202421), we get a palindrome (1276226721).

The spelling of 1242024300 in words is "one billion, two hundred forty-two million, twenty-four thousand, three hundred".