2104242426 has 192 divisors, whose sum is σ = 5565321216. Its totient is φ = 566092800.

The previous prime is 2104242409. The next prime is 2104242461. The reversal of 2104242426 is 6242424012.

2104242426 is a `hidden beast` number, since 210 + 4 + 2 + 424 + 26 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2104242426.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13402740 + ... + 13402896.

It is an arithmetic number, because the mean of its divisors is an integer number (28986048).

Almost surely, 2^2104242426 is an apocalyptic number.

2104242426 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2104242426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2782660608).

2104242426 is an abundant number, since it is smaller than the sum of its proper divisors (3461078790).

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

2104242426 is a wasteful number, since it uses less digits than its factorization.

2104242426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357 (or 354 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 2104242426 is about 45872.0222575809. The cubic root of 2104242426 is about 1281.4409281649.

Adding to 2104242426 its reverse (6242424012), we get a palindrome (8346666438).

The spelling of 2104242426 in words is "two billion, one hundred four million, two hundred forty-two thousand, four hundred twenty-six".