2804625401 has 2 divisors, whose sum is σ = 2804625402. Its totient is φ = 2804625400.

The previous prime is 2804625389. The next prime is 2804625403. The reversal of 2804625401 is 1045264082.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2192112400 + 612513001 = 46820^2 + 24749^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2804625401 is a prime.

Together with 2804625403, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2804625403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1402312700 + 1402312701.

It is an arithmetic number, because the mean of its divisors is an integer number (1402312701).

Almost surely, 2^2804625401 is an apocalyptic number.

It is an amenable number.

2804625401 is a deficient number, since it is larger than the sum of its proper divisors (1).

2804625401 is an equidigital number, since it uses as much as digits as its factorization.

2804625401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 2804625401 is about 52958.7141176974. The cubic root of 2804625401 is about 1410.2354285553.

Adding to 2804625401 its reverse (1045264082), we get a palindrome (3849889483).

The spelling of 2804625401 in words is "two billion, eight hundred four million, six hundred twenty-five thousand, four hundred one".