51323044 has 6 divisors (see below), whose sum is σ = 89815334. Its totient is φ = 25661520.

The previous prime is 51323029. The next prime is 51323071. The reversal of 51323044 is 44032315.

It can be written as a sum of positive squares in only one way, i.e., 39212644 + 12110400 = 6262^2 + 3480^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6415377 + ... + 6415384.

Almost surely, 2^51323044 is an apocalyptic number.

It is an amenable number.

51323044 is a deficient number, since it is larger than the sum of its proper divisors (38492290).

51323044 is a wasteful number, since it uses less digits than its factorization.

51323044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12830765 (or 12830763 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 51323044 is about 7164.0103294175. The cubic root of 51323044 is about 371.6243268769.

Adding to 51323044 its reverse (44032315), we get a palindrome (95355359).

The spelling of 51323044 in words is "fifty-one million, three hundred twenty-three thousand, forty-four".