51470112 has 24 divisors (see below), whose sum is σ = 135109296. Its totient is φ = 17156672.

The previous prime is 51470093. The next prime is 51470117. The reversal of 51470112 is 21107415.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (51470117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267978 + ... + 268169.

It is an arithmetic number, because the mean of its divisors is an integer number (5629554).

Almost surely, 2^51470112 is an apocalyptic number.

It is an amenable number.

51470112 is an abundant number, since it is smaller than the sum of its proper divisors (83639184).

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

51470112 is a wasteful number, since it uses less digits than its factorization.

51470112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536160 (or 536152 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 21.

The square root of 51470112 is about 7174.2673493535. The cubic root of 51470112 is about 371.9789559144.

Adding to 51470112 its reverse (21107415), we get a palindrome (72577527).

The spelling of 51470112 in words is "fifty-one million, four hundred seventy thousand, one hundred twelve".