1425677636 has 24 divisors (see below), whose sum is σ = 2564085720. Its totient is φ = 693107712.

The previous prime is 1425677629. The next prime is 1425677639. The reversal of 1425677636 is 6367765241.

It can be written as a sum of positive squares in 4 ways, for example, as 410872900 + 1014804736 = 20270^2 + 31856^2 .

It is not an unprimeable number, because it can be changed into a prime (1425677639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343220 + ... + 347348.

It is an arithmetic number, because the mean of its divisors is an integer number (106836905).

Almost surely, 2^1425677636 is an apocalyptic number.

It is an amenable number.

1425677636 is a deficient number, since it is larger than the sum of its proper divisors (1138408084).

1425677636 is a wasteful number, since it uses less digits than its factorization.

1425677636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6503 (or 6501 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 47.

The square root of 1425677636 is about 37758.1466176506. The cubic root of 1425677636 is about 1125.4869032447.

The spelling of 1425677636 in words is "one billion, four hundred twenty-five million, six hundred seventy-seven thousand, six hundred thirty-six".