4512040 has 32 divisors (see below), whose sum is σ = 10934280. Its totient is φ = 1665792.

The previous prime is 4512037. The next prime is 4512043. The reversal of 4512040 is 402154.

It is an interprime number because it is at equal distance from previous prime (4512037) and next prime (4512043).

It can be written as a sum of positive squares in 4 ways, for example, as 2268036 + 2244004 = 1506^2 + 1498^2 .

It is not an unprimeable number, because it can be changed into a prime (4512043) 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, 3819 + ... + 4858.

Almost surely, 2^4512040 is an apocalyptic number.

4512040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4512040 is an abundant number, since it is smaller than the sum of its proper divisors (6422240).

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

4512040 is a wasteful number, since it uses less digits than its factorization.

4512040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8701 (or 8697 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 4512040 is about 2124.1563031001. The cubic root of 4512040 is about 165.2434728186.

Adding to 4512040 its reverse (402154), we get a palindrome (4914194).

The spelling of 4512040 in words is "four million, five hundred twelve thousand, forty".