51464048 has 20 divisors (see below), whose sum is σ = 101403480. Its totient is φ = 25295424.

The previous prime is 51464047. The next prime is 51464059. The reversal of 51464048 is 84046415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51464047) 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, 26315 + ... + 28202.

It is an arithmetic number, because the mean of its divisors is an integer number (5070174).

Almost surely, 2^51464048 is an apocalyptic number.

It is an amenable number.

51464048 is a deficient number, since it is larger than the sum of its proper divisors (49939432).

51464048 is a wasteful number, since it uses less digits than its factorization.

51464048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54584 (or 54578 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 51464048 is about 7173.8447153531. The cubic root of 51464048 is about 371.9643469897.

The spelling of 51464048 in words is "fifty-one million, four hundred sixty-four thousand, forty-eight".