316520352 has 48 divisors (see below), whose sum is σ = 923186880. Its totient is φ = 105506496.

The previous prime is 316520333. The next prime is 316520357. The reversal of 316520352 is 253025613.

316520352 is a `hidden beast` number, since 3 + 1 + 652 + 0 + 3 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (316520357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182308 + ... + 184035.

It is an arithmetic number, because the mean of its divisors is an integer number (19233060).

Almost surely, 2^316520352 is an apocalyptic number.

316520352 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

316520352 is an abundant number, since it is smaller than the sum of its proper divisors (606666528).

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

316520352 is a wasteful number, since it uses less digits than its factorization.

316520352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366362 (or 366348 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 316520352 is about 17791.0188578395. The cubic root of 316520352 is about 681.5021234185.

Adding to 316520352 its reverse (253025613), we get a palindrome (569545965).

The spelling of 316520352 in words is "three hundred sixteen million, five hundred twenty thousand, three hundred fifty-two".