425125450 has 12 divisors (see below), whose sum is σ = 790733430. Its totient is φ = 170050160.

The previous prime is 425125439. The next prime is 425125451. The reversal of 425125450 is 54521524.

It can be written as a sum of positive squares in 3 ways, for example, as 301404321 + 123721129 = 17361^2 + 11123^2 .

It is not an unprimeable number, because it can be changed into a prime (425125451) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4251205 + ... + 4251304.

Almost surely, 2^425125450 is an apocalyptic number.

425125450 is a deficient number, since it is larger than the sum of its proper divisors (365607980).

425125450 is a wasteful number, since it uses less digits than its factorization.

425125450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8502521 (or 8502516 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 425125450 is about 20618.5705130108. The cubic root of 425125450 is about 751.9212667023.

Adding to 425125450 its reverse (54521524), we get a palindrome (479646974).

The spelling of 425125450 in words is "four hundred twenty-five million, one hundred twenty-five thousand, four hundred fifty".