2624506481 has 4 divisors (see below), whose sum is σ = 2625231732. Its totient is φ = 2623781232.

The previous prime is 2624506441. The next prime is 2624506519. The reversal of 2624506481 is 1846054262.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 54523456 + 2569983025 = 7384^2 + 50695^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2624506481 is a prime.

It is a super-2 number, since 2×2624506481² = 13776068537622006722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2624506411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 357170 + ... + 364443.

It is an arithmetic number, because the mean of its divisors is an integer number (656307933).

Almost surely, 2^2624506481 is an apocalyptic number.

It is an amenable number.

2624506481 is a deficient number, since it is larger than the sum of its proper divisors (725251).

2624506481 is an equidigital number, since it uses as much as digits as its factorization.

2624506481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725250.

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 2624506481 is about 51229.9373511231. The cubic root of 2624506481 is about 1379.3756331532.

The spelling of 2624506481 in words is "two billion, six hundred twenty-four million, five hundred six thousand, four hundred eighty-one".