2500474321 has 2 divisors, whose sum is σ = 2500474322. Its totient is φ = 2500474320.

The previous prime is 2500474303. The next prime is 2500474369. The reversal of 2500474321 is 1234740052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2482530625 + 17943696 = 49825^2 + 4236^2 .

It is a cyclic number.

It is not a de Polignac number, because 2500474321 - 2⁵ = 2500474289 is a prime.

It is a super-2 number, since 2×2500474321² = 12504743659960822082, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2500474321.

It is not a weakly prime, because it can be changed into another prime (2500474391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250237160 + 1250237161.

It is an arithmetic number, because the mean of its divisors is an integer number (1250237161).

Almost surely, 2^2500474321 is an apocalyptic number.

It is an amenable number.

2500474321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2500474321 is an equidigital number, since it uses as much as digits as its factorization.

2500474321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 2500474321 is about 50004.7429850409. The cubic root of 2500474321 is about 1357.2946365549.

The spelling of 2500474321 in words is "two billion, five hundred million, four hundred seventy-four thousand, three hundred twenty-one".