51414312 has 32 divisors (see below), whose sum is σ = 132012000. Its totient is φ = 16674624.

The previous prime is 51414301. The next prime is 51414313. The reversal of 51414312 is 21341415.

It is not an unprimeable number, because it can be changed into a prime (51414313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28062 + ... + 29837.

It is an arithmetic number, because the mean of its divisors is an integer number (4125375).

Almost surely, 2^51414312 is an apocalyptic number.

It is an amenable number.

51414312 is an abundant number, since it is smaller than the sum of its proper divisors (80597688).

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

51414312 is a wasteful number, since it uses less digits than its factorization.

51414312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57945 (or 57941 counting only the distinct ones).

The product of its digits is 480, while the sum is 21.

The square root of 51414312 is about 7170.3773959255. The cubic root of 51414312 is about 371.8444834973.

Adding to 51414312 its reverse (21341415), we get a palindrome (72755727).

It can be divided in two parts, 5141 and 4312, that added together give a triangular number (9453 = T₁₃₇).

The spelling of 51414312 in words is "fifty-one million, four hundred fourteen thousand, three hundred twelve".