1404425248 has 12 divisors (see below), whose sum is σ = 2764962270. Its totient is φ = 702212608.

The previous prime is 1404425237. The next prime is 1404425249. The reversal of 1404425248 is 8425244041.

It can be written as a sum of positive squares in only one way, i.e., 1179785104 + 224640144 = 34348^2 + 14988^2 .

It is not an unprimeable number, because it can be changed into a prime (1404425249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21944113 + ... + 21944176.

Almost surely, 2^1404425248 is an apocalyptic number.

It is an amenable number.

1404425248 is a deficient number, since it is larger than the sum of its proper divisors (1360537022).

1404425248 is an equidigital number, since it uses as much as digits as its factorization.

1404425248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43888299 (or 43888291 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 34.

The square root of 1404425248 is about 37475.6620755391. The cubic root of 1404425248 is about 1119.8663871222.

Adding to 1404425248 its reverse (8425244041), we get a palindrome (9829669289).

The spelling of 1404425248 in words is "one billion, four hundred four million, four hundred twenty-five thousand, two hundred forty-eight".