1404563225 has 18 divisors (see below), whose sum is σ = 1885943466. Its totient is φ = 1037212800.

The previous prime is 1404563207. The next prime is 1404563227. The reversal of 1404563225 is 5223654041.

It can be written as a sum of positive squares in 9 ways, for example, as 543962329 + 860600896 = 23323^2 + 29336^2 .

It is not a de Polignac number, because 1404563225 - 2⁶ = 1404563161 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1404563191 and 1404563200.

It is not an unprimeable number, because it can be changed into a prime (1404563227) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 161996 + ... + 170445.

It is an arithmetic number, because the mean of its divisors is an integer number (104774637).

Almost surely, 2^1404563225 is an apocalyptic number.

It is an amenable number.

1404563225 is a deficient number, since it is larger than the sum of its proper divisors (481380241).

1404563225 is a wasteful number, since it uses less digits than its factorization.

1404563225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332477 (or 332459 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 1404563225 is about 37477.5029184176. The cubic root of 1404563225 is about 1119.9030594774.

The spelling of 1404563225 in words is "one billion, four hundred four million, five hundred sixty-three thousand, two hundred twenty-five".