51334468 has 6 divisors (see below), whose sum is σ = 89835326. Its totient is φ = 25667232.

The previous prime is 51334453. The next prime is 51334469. The reversal of 51334468 is 86443315.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 34012224 + 17322244 = 5832^2 + 4162^2 .

It is not an unprimeable number, because it can be changed into a prime (51334469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6416805 + ... + 6416812.

Almost surely, 2^51334468 is an apocalyptic number.

It is an amenable number.

51334468 is a deficient number, since it is larger than the sum of its proper divisors (38500858).

51334468 is a wasteful number, since it uses less digits than its factorization.

51334468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12833621 (or 12833619 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 51334468 is about 7164.8076038370. The cubic root of 51334468 is about 371.6518981264.

The spelling of 51334468 in words is "fifty-one million, three hundred thirty-four thousand, four hundred sixty-eight".