3625235401 has 2 divisors, whose sum is σ = 3625235402. Its totient is φ = 3625235400.

The previous prime is 3625235399. The next prime is 3625235441. The reversal of 3625235401 is 1045325263.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3616819600 + 8415801 = 60140^2 + 2901^2 .

It is a cyclic number.

It is not a de Polignac number, because 3625235401 - 2¹ = 3625235399 is a prime.

Together with 3625235399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3625235441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1812617700 + 1812617701.

It is an arithmetic number, because the mean of its divisors is an integer number (1812617701).

Almost surely, 2^3625235401 is an apocalyptic number.

It is an amenable number.

3625235401 is a deficient number, since it is larger than the sum of its proper divisors (1).

3625235401 is an equidigital number, since it uses as much as digits as its factorization.

3625235401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 3625235401 is about 60209.9277611259. The cubic root of 3625235401 is about 1536.1916639141.

The spelling of 3625235401 in words is "three billion, six hundred twenty-five million, two hundred thirty-five thousand, four hundred one".