1352889448 has 32 divisors (see below), whose sum is σ = 2590849800. Its totient is φ = 662059008.

The previous prime is 1352889431. The next prime is 1352889467. The reversal of 1352889448 is 8449882531.

It can be written as a sum of positive squares in 4 ways, for example, as 1271492964 + 81396484 = 35658^2 + 9022^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1352889395 and 1352889404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179908 + ... + 187276.

Almost surely, 2^1352889448 is an apocalyptic number.

It is an amenable number.

1352889448 is a deficient number, since it is larger than the sum of its proper divisors (1237960352).

1352889448 is a wasteful number, since it uses less digits than its factorization.

1352889448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7861 (or 7857 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 52.

The square root of 1352889448 is about 36781.6455314332. The cubic root of 1352889448 is about 1105.9973927019.

The spelling of 1352889448 in words is "one billion, three hundred fifty-two million, eight hundred eighty-nine thousand, four hundred forty-eight".