51006304 has 12 divisors (see below), whose sum is σ = 100418724. Its totient is φ = 25503136.

The previous prime is 51006301. The next prime is 51006311. The reversal of 51006304 is 40360015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51006301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 796942 + ... + 797005.

It is an arithmetic number, because the mean of its divisors is an integer number (8368227).

Almost surely, 2^51006304 is an apocalyptic number.

It is an amenable number.

51006304 is a deficient number, since it is larger than the sum of its proper divisors (49412420).

51006304 is a wasteful number, since it uses less digits than its factorization.

51006304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1593957 (or 1593949 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 51006304 is about 7141.8697831870. The cubic root of 51006304 is about 370.8582559973.

Adding to 51006304 its reverse (40360015), we get a palindrome (91366319).

The spelling of 51006304 in words is "fifty-one million, six thousand, three hundred four".