51004104 has 32 divisors (see below), whose sum is σ = 128436000. Its totient is φ = 16877952.

The previous prime is 51004103. The next prime is 51004153. The reversal of 51004104 is 40140015.

It is not an unprimeable number, because it can be changed into a prime (51004103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4309 + ... + 10980.

It is an arithmetic number, because the mean of its divisors is an integer number (4013625).

Almost surely, 2^51004104 is an apocalyptic number.

It is an amenable number.

51004104 is an abundant number, since it is smaller than the sum of its proper divisors (77431896).

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

51004104 is a wasteful number, since it uses less digits than its factorization.

51004104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15437 (or 15433 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 51004104 is about 7141.7157602358. The cubic root of 51004104 is about 370.8529239773.

Adding to 51004104 its reverse (40140015), we get a palindrome (91144119).

The spelling of 51004104 in words is "fifty-one million, four thousand, one hundred four".