1427225608 has 16 divisors (see below), whose sum is σ = 2680860780. Its totient is φ = 712329408.

The previous prime is 1427225593. The next prime is 1427225623. The reversal of 1427225608 is 8065227241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1427225593) and next prime (1427225623).

It can be written as a sum of positive squares in 2 ways, for example, as 1195638084 + 231587524 = 34578^2 + 15218^2 .

It is a super-2 number, since 2×1427225608² = 4073945872261939328, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155691 + ... + 164602.

Almost surely, 2^1427225608 is an apocalyptic number.

It is an amenable number.

1427225608 is a deficient number, since it is larger than the sum of its proper divisors (1253635172).

1427225608 is a wasteful number, since it uses less digits than its factorization.

1427225608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320856 (or 320852 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 1427225608 is about 37778.6395731768. The cubic root of 1427225608 is about 1125.8940995590.

The spelling of 1427225608 in words is "one billion, four hundred twenty-seven million, two hundred twenty-five thousand, six hundred eight".