4236920730 has 384 divisors, whose sum is σ = 13775650560. Its totient is φ = 923166720.

The previous prime is 4236920719. The next prime is 4236920747. The reversal of 4236920730 is 370296324.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 39597337 + ... + 39597443.

It is an arithmetic number, because the mean of its divisors is an integer number (35874090).

Almost surely, 2^4236920730 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4236920730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6887825280).

4236920730 is an abundant number, since it is smaller than the sum of its proper divisors (9538729830).

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

4236920730 is a wasteful number, since it uses less digits than its factorization.

4236920730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251 (or 238 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 4236920730 is about 65091.6333333248. The cubic root of 4236920730 is about 1618.1425556221.

The spelling of 4236920730 in words is "four billion, two hundred thirty-six million, nine hundred twenty thousand, seven hundred thirty".