678327552 has 216 divisors, whose sum is σ = 2258832576. Its totient is φ = 191766528.

The previous prime is 678327527. The next prime is 678327571. The reversal of 678327552 is 255723876.

678327552 is a `hidden beast` number, since 6 + 78 + 3 + 27 + 552 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 678327498 and 678327507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2209383 + ... + 2209689.

Almost surely, 2^678327552 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 678327552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1129416288).

678327552 is an abundant number, since it is smaller than the sum of its proper divisors (1580505024).

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

678327552 is a wasteful number, since it uses less digits than its factorization.

678327552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473 (or 456 counting only the distinct ones).

The product of its digits is 705600, while the sum is 45.

The square root of 678327552 is about 26044.7221524823. The cubic root of 678327552 is about 878.6444142534.

The spelling of 678327552 in words is "six hundred seventy-eight million, three hundred twenty-seven thousand, five hundred fifty-two".