51227364 has 24 divisors (see below), whose sum is σ = 119818720. Its totient is φ = 17034624.

The previous prime is 51227347. The next prime is 51227381. The reversal of 51227364 is 46372215.

51227364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (51227347) and next prime (51227381).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267 + ... + 10125.

Almost surely, 2^51227364 is an apocalyptic number.

It is an amenable number.

51227364 is an abundant number, since it is smaller than the sum of its proper divisors (68591356).

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

51227364 is a wasteful number, since it uses less digits than its factorization.

51227364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10299 (or 10297 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 51227364 is about 7157.3293902125. The cubic root of 51227364 is about 371.3932472183.

Adding to 51227364 its reverse (46372215), we get a palindrome (97599579).

The spelling of 51227364 in words is "fifty-one million, two hundred twenty-seven thousand, three hundred sixty-four".