51426332 has 12 divisors (see below), whose sum is σ = 90046320. Its totient is φ = 25698816.

The previous prime is 51426317. The next prime is 51426359. The reversal of 51426332 is 23362415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11969 + ... + 15687.

It is an arithmetic number, because the mean of its divisors is an integer number (7503860).

Almost surely, 2^51426332 is an apocalyptic number.

It is an amenable number.

51426332 is a deficient number, since it is larger than the sum of its proper divisors (38619988).

51426332 is a wasteful number, since it uses less digits than its factorization.

51426332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7180 (or 7178 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 51426332 is about 7171.2155176093. The cubic root of 51426332 is about 371.8734587136.

Adding to 51426332 its reverse (23362415), we get a palindrome (74788747).

The spelling of 51426332 in words is "fifty-one million, four hundred twenty-six thousand, three hundred thirty-two".