51672448 has 32 divisors (see below), whose sum is σ = 103275000. Its totient is φ = 25752576.

The previous prime is 51672437. The next prime is 51672487. The reversal of 51672448 is 84427615.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63468 + ... + 64276.

Almost surely, 2^51672448 is an apocalyptic number.

It is an amenable number.

51672448 is a deficient number, since it is larger than the sum of its proper divisors (51602552).

51672448 is an equidigital number, since it uses as much as digits as its factorization.

51672448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322 (or 1310 counting only the distinct ones).

The product of its digits is 53760, while the sum is 37.

The square root of 51672448 is about 7188.3550274037. The cubic root of 51672448 is about 372.4657518473.

The spelling of 51672448 in words is "fifty-one million, six hundred seventy-two thousand, four hundred forty-eight".