40314280 has 16 divisors (see below), whose sum is σ = 90707220. Its totient is φ = 16125696.

The previous prime is 40314271. The next prime is 40314289. The reversal of 40314280 is 8241304.

It is an interprime number because it is at equal distance from previous prime (40314271) and next prime (40314289).

It can be written as a sum of positive squares in 2 ways, for example, as 39715204 + 599076 = 6302^2 + 774^2 .

It is not an unprimeable number, because it can be changed into a prime (40314289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503889 + ... + 503968.

Almost surely, 2^40314280 is an apocalyptic number.

40314280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40314280 is an abundant number, since it is smaller than the sum of its proper divisors (50392940).

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

40314280 is a wasteful number, since it uses less digits than its factorization.

40314280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007868 (or 1007864 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 40314280 is about 6349.3527229159. The cubic root of 40314280 is about 342.8885391222. Note that the first 3 decimals are identical.

Adding to 40314280 its reverse (8241304), we get a palindrome (48555584).

The spelling of 40314280 in words is "forty million, three hundred fourteen thousand, two hundred eighty".