314778552 has 128 divisors (see below), whose sum is σ = 915701760. Its totient is φ = 89217920.

The previous prime is 314778551. The next prime is 314778577. The reversal of 314778552 is 255877413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (314778551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 284833 + ... + 285935.

It is an arithmetic number, because the mean of its divisors is an integer number (7153920).

Almost surely, 2^314778552 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 314778552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (457850880).

314778552 is an abundant number, since it is smaller than the sum of its proper divisors (600923208).

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

314778552 is a wasteful number, since it uses less digits than its factorization.

314778552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193 (or 1189 counting only the distinct ones).

The product of its digits is 235200, while the sum is 42.

The square root of 314778552 is about 17741.9996618194. Note that the first 3 decimals coincide. The cubic root of 314778552 is about 680.2497294984.

The spelling of 314778552 in words is "three hundred fourteen million, seven hundred seventy-eight thousand, five hundred fifty-two".