51413264 has 20 divisors (see below), whose sum is σ = 113843904. Its totient is φ = 22034208.

The previous prime is 51413227. The next prime is 51413269. The reversal of 51413264 is 46231415.

It is not an unprimeable number, because it can be changed into a prime (51413269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229412 + ... + 229635.

Almost surely, 2^51413264 is an apocalyptic number.

It is an amenable number.

51413264 is an abundant number, since it is smaller than the sum of its proper divisors (62430640).

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

51413264 is a wasteful number, since it uses less digits than its factorization.

51413264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459062 (or 459056 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 51413264 is about 7170.3043171123. The cubic root of 51413264 is about 371.8419569915.

Adding to 51413264 its reverse (46231415), we get a palindrome (97644679).

The spelling of 51413264 in words is "fifty-one million, four hundred thirteen thousand, two hundred sixty-four".