51434312 has 16 divisors (see below), whose sum is σ = 98074800. Its totient is φ = 25281040.

The previous prime is 51434303. The next prime is 51434423. The reversal of 51434312 is 21343415.

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, 54014 + ... + 54957.

It is an arithmetic number, because the mean of its divisors is an integer number (6129675).

Almost surely, 2^51434312 is an apocalyptic number.

It is an amenable number.

51434312 is a deficient number, since it is larger than the sum of its proper divisors (46640488).

51434312 is a wasteful number, since it uses less digits than its factorization.

51434312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109036 (or 109032 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 51434312 is about 7171.7718870583. The cubic root of 51434312 is about 371.8926926780.

Adding to 51434312 its reverse (21343415), we get a palindrome (72777727).

The spelling of 51434312 in words is "fifty-one million, four hundred thirty-four thousand, three hundred twelve".