316550040 has 64 divisors (see below), whose sum is σ = 957173760. Its totient is φ = 83744640.

The previous prime is 316550033. The next prime is 316550057. The reversal of 316550040 is 40055613.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4855 + ... + 25625.

It is an arithmetic number, because the mean of its divisors is an integer number (14955840).

Almost surely, 2^316550040 is an apocalyptic number.

316550040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 316550040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (478586880).

316550040 is an abundant number, since it is smaller than the sum of its proper divisors (640623720).

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

316550040 is a wasteful number, since it uses less digits than its factorization.

316550040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20912 (or 20908 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 316550040 is about 17791.8531918404. The cubic root of 316550040 is about 681.5234298973.

The spelling of 316550040 in words is "three hundred sixteen million, five hundred fifty thousand, forty".