1425423904 has 24 divisors (see below), whose sum is σ = 2815899660. Its totient is φ = 710274816.

The previous prime is 1425423889. The next prime is 1425423907. The reversal of 1425423904 is 4093245241.

It can be written as a sum of positive squares in 2 ways, for example, as 1260250000 + 165173904 = 35500^2 + 12852^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1425423904.

It is not an unprimeable number, because it can be changed into a prime (1425423907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66639 + ... + 85390.

Almost surely, 2^1425423904 is an apocalyptic number.

It is an amenable number.

1425423904 is a deficient number, since it is larger than the sum of its proper divisors (1390475756).

1425423904 is a wasteful number, since it uses less digits than its factorization.

1425423904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152332 (or 152324 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 1425423904 is about 37754.7865044950. The cubic root of 1425423904 is about 1125.4201305562.

The spelling of 1425423904 in words is "one billion, four hundred twenty-five million, four hundred twenty-three thousand, nine hundred four".