1426446225 has 18 divisors (see below), whose sum is σ = 2554924086. Its totient is φ = 760771200.

The previous prime is 1426446221. The next prime is 1426446239. The reversal of 1426446225 is 5226446241.

1426446225 is a `hidden beast` number, since 1 + 4 + 2 + 644 + 6 + 2 + 2 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 7568001 + 1418878224 = 2751^2 + 37668^2 .

It is not a de Polignac number, because 1426446225 - 2² = 1426446221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1426446225.

It is not an unprimeable number, because it can be changed into a prime (1426446221) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3169656 + ... + 3170105.

It is an arithmetic number, because the mean of its divisors is an integer number (141940227).

Almost surely, 2^1426446225 is an apocalyptic number.

1426446225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1426446225 is a deficient number, since it is larger than the sum of its proper divisors (1128477861).

1426446225 is a wasteful number, since it uses less digits than its factorization.

1426446225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6339777 (or 6339769 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 1426446225 is about 37768.3230366401. The cubic root of 1426446225 is about 1125.6891185351.

The spelling of 1426446225 in words is "one billion, four hundred twenty-six million, four hundred forty-six thousand, two hundred twenty-five".