51736408 has 16 divisors (see below), whose sum is σ = 97145280. Its totient is φ = 25831008.

The previous prime is 51736381. The next prime is 51736409. The reversal of 51736408 is 80463715.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51736409) 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, 1785 + ... + 10327.

It is an arithmetic number, because the mean of its divisors is an integer number (6071580).

Almost surely, 2^51736408 is an apocalyptic number.

It is an amenable number.

51736408 is a deficient number, since it is larger than the sum of its proper divisors (45408872).

51736408 is a wasteful number, since it uses less digits than its factorization.

51736408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9306 (or 9302 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 51736408 is about 7192.8025136243. The cubic root of 51736408 is about 372.6193674771.

The spelling of 51736408 in words is "fifty-one million, seven hundred thirty-six thousand, four hundred eight".