51426324 has 36 divisors (see below), whose sum is σ = 132451956. Its totient is φ = 16818048.

The previous prime is 51426317. The next prime is 51426359. The reversal of 51426324 is 42362415.

It can be written as a sum of positive squares in 2 ways, for example, as 36216324 + 15210000 = 6018^2 + 3900^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11569 + ... + 15384.

It is an arithmetic number, because the mean of its divisors is an integer number (3679221).

Almost surely, 2^51426324 is an apocalyptic number.

It is an amenable number.

51426324 is an abundant number, since it is smaller than the sum of its proper divisors (81025632).

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

51426324 is a wasteful number, since it uses less digits than its factorization.

51426324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27016 (or 27011 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 51426324 is about 7171.2149598238. The cubic root of 51426324 is about 371.8734394304.

Adding to 51426324 its reverse (42362415), we get a palindrome (93788739).

The spelling of 51426324 in words is "fifty-one million, four hundred twenty-six thousand, three hundred twenty-four".