6239420100 has 81 divisors (see below), whose sum is σ = 19564546183. Its totient is φ = 1663213440.

The previous prime is 6239420069. The next prime is 6239420101. The reversal of 6239420100 is 10249326.

The square root of 6239420100 is 78990.

It is a perfect power (a square), and thus also a powerful number.

6239420100 is a `hidden beast` number, since 6 + 239 + 420 + 1 + 0 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1491658884 + 4747761216 = 38622^2 + 68904^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6239420101) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2368384 + ... + 2371016.

Almost surely, 2^6239420100 is an apocalyptic number.

6239420100 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

6239420100 is the 78990-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6239420100

6239420100 is an abundant number, since it is smaller than the sum of its proper divisors (13325126083).

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

6239420100 is a wasteful number, since it uses less digits than its factorization.

6239420100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5286 (or 2643 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The cubic root of 6239420100 is about 1840.9757840243.

Adding to 6239420100 its reverse (10249326), we get a palindrome (6249669426).

The spelling of 6239420100 in words is "six billion, two hundred thirty-nine million, four hundred twenty thousand, one hundred".