51654336 has 56 divisors (see below), whose sum is σ = 141396720. Its totient is φ = 16622592.

The previous prime is 51654319. The next prime is 51654371. The reversal of 51654336 is 63345615.

It is a junction number, because it is equal to n+sod(n) for n = 51654297 and 51654306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 930 + ... + 10206.

Almost surely, 2^51654336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51654336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70698360).

51654336 is an abundant number, since it is smaller than the sum of its proper divisors (89742384).

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

51654336 is a wasteful number, since it uses less digits than its factorization.

51654336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9321 (or 9311 counting only the distinct ones).

The product of its digits is 32400, while the sum is 33.

The square root of 51654336 is about 7187.0951016388. The cubic root of 51654336 is about 372.4222284074.

The spelling of 51654336 in words is "fifty-one million, six hundred fifty-four thousand, three hundred thirty-six".