40316250 has 80 divisors (see below), whose sum is σ = 108640224. Its totient is φ = 9912000.

The previous prime is 40316249. The next prime is 40316251. The reversal of 40316250 is 5261304.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40316249) and next prime (40316251).

It is not an unprimeable number, because it can be changed into a prime (40316251) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 48337 + ... + 49163.

Almost surely, 2^40316250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40316250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54320112).

40316250 is an abundant number, since it is smaller than the sum of its proper divisors (68323974).

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

40316250 is a wasteful number, since it uses less digits than its factorization.

40316250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865 (or 850 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 40316250 is about 6349.5078549443. The cubic root of 40316250 is about 342.8941242352.

Adding to 40316250 its reverse (5261304), we get a palindrome (45577554).

It can be divided in two parts, 403 and 16250, that added together give a triangular number (16653 = T₁₈₂).

The spelling of 40316250 in words is "forty million, three hundred sixteen thousand, two hundred fifty".