51234704 has 10 divisors (see below), whose sum is σ = 99267270. Its totient is φ = 25617344.

The previous prime is 51234679. The next prime is 51234713. The reversal of 51234704 is 40743215.

It can be written as a sum of positive squares in only one way, i.e., 29593600 + 21641104 = 5440^2 + 4652^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1601069 + ... + 1601100.

It is an arithmetic number, because the mean of its divisors is an integer number (9926727).

Almost surely, 2^51234704 is an apocalyptic number.

It is an amenable number.

51234704 is a deficient number, since it is larger than the sum of its proper divisors (48032566).

51234704 is a wasteful number, since it uses less digits than its factorization.

51234704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3202177 (or 3202171 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 51234704 is about 7157.8421329336. The cubic root of 51234704 is about 371.4109844589.

Adding to 51234704 its reverse (40743215), we get a palindrome (91977919).

The spelling of 51234704 in words is "fifty-one million, two hundred thirty-four thousand, seven hundred four".