1478886925 has 12 divisors (see below), whose sum is σ = 1858942900. Its totient is φ = 1166901120.

The previous prime is 1478886919. The next prime is 1478886947. The reversal of 1478886925 is 5296888741.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 328116996 + 1150769929 = 18114^2 + 33923^2 .

It is not a de Polignac number, because 1478886925 - 2²⁹ = 942016013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1478886925.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 403350 + ... + 406999.

Almost surely, 2^1478886925 is an apocalyptic number.

It is an amenable number.

1478886925 is a deficient number, since it is larger than the sum of its proper divisors (380055975).

1478886925 is an equidigital number, since it uses as much as digits as its factorization.

1478886925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810432 (or 810427 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 58.

The square root of 1478886925 is about 38456.2988988800. The cubic root of 1478886925 is about 1139.3180811972.

The spelling of 1478886925 in words is "one billion, four hundred seventy-eight million, eight hundred eighty-six thousand, nine hundred twenty-five".