425847745 has 16 divisors (see below), whose sum is σ = 531412560. Its totient is φ = 327204864.

The previous prime is 425847743. The next prime is 425847749. The reversal of 425847745 is 547748524.

It can be written as a sum of positive squares in 8 ways, for example, as 3249 + 425844496 = 57^2 + 20636^2 .

It is a cyclic number.

It is not a de Polignac number, because 425847745 - 2¹ = 425847743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 425847695 and 425847704.

It is not an unprimeable number, because it can be changed into a prime (425847743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20377 + ... + 35593.

It is an arithmetic number, because the mean of its divisors is an integer number (33213285).

Almost surely, 2^425847745 is an apocalyptic number.

It is an amenable number.

425847745 is a deficient number, since it is larger than the sum of its proper divisors (105564815).

425847745 is a wasteful number, since it uses less digits than its factorization.

425847745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15444.

The product of its digits is 1254400, while the sum is 46.

The square root of 425847745 is about 20636.0787215013. The cubic root of 425847745 is about 752.3468678809.

It can be divided in two parts, 4258 and 47745, that added together give a triangular number (52003 = T₃₂₂).

The spelling of 425847745 in words is "four hundred twenty-five million, eight hundred forty-seven thousand, seven hundred forty-five".