4211020240 has 80 divisors (see below), whose sum is σ = 11258172288. Its totient is φ = 1434889728.

The previous prime is 4211020211. The next prime is 4211020243. The reversal of 4211020240 is 420201124.

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

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4211020243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68214 + ... + 114346.

Almost surely, 2^4211020240 is an apocalyptic number.

4211020240 is a gapful number since it is divisible by the number (40) 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 4211020240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5629086144).

4211020240 is an abundant number, since it is smaller than the sum of its proper divisors (7047152048).

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

4211020240 is a wasteful number, since it uses less digits than its factorization.

4211020240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46316 (or 46310 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 4211020240 is about 64892.3742823454. The cubic root of 4211020240 is about 1614.8385541534.

Adding to 4211020240 its reverse (420201124), we get a palindrome (4631221364).

The spelling of 4211020240 in words is "four billion, two hundred eleven million, twenty thousand, two hundred forty".