316621050 has 48 divisors (see below), whose sum is σ = 787464480. Its totient is φ = 84191040.

The previous prime is 316621027. The next prime is 316621051. The reversal of 316621050 is 50126613.

It is a self number, because there is not a number n which added to its sum of digits gives 316621050.

It is not an unprimeable number, because it can be changed into a prime (316621051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53121 + ... + 58779.

It is an arithmetic number, because the mean of its divisors is an integer number (16405510).

Almost surely, 2^316621050 is an apocalyptic number.

316621050 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 316621050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (393732240).

316621050 is an abundant number, since it is smaller than the sum of its proper divisors (470843430).

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

316621050 is a wasteful number, since it uses less digits than its factorization.

316621050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6047 (or 6042 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 316621050 is about 17793.8486562070. The cubic root of 316621050 is about 681.5743869387.

Adding to 316621050 its reverse (50126613), we get a palindrome (366747663).

The spelling of 316621050 in words is "three hundred sixteen million, six hundred twenty-one thousand, fifty".