425043250 has 16 divisors (see below), whose sum is σ = 795681432. Its totient is φ = 170017200.

The previous prime is 425043247. The next prime is 425043251. The reversal of 425043250 is 52340524.

It can be written as a sum of positive squares in 4 ways, for example, as 158080329 + 266962921 = 12573^2 + 16339^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (425043251) 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, 849837 + ... + 850336.

Almost surely, 2^425043250 is an apocalyptic number.

425043250 is a deficient number, since it is larger than the sum of its proper divisors (370638182).

425043250 is a wasteful number, since it uses less digits than its factorization.

425043250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1700190 (or 1700180 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 425043250 is about 20616.5770679810. The cubic root of 425043250 is about 751.8728010771.

Adding to 425043250 its reverse (52340524), we get a palindrome (477383774).

It can be divided in two parts, 42504 and 3250, that added together give a palindrome (45754).

The spelling of 425043250 in words is "four hundred twenty-five million, forty-three thousand, two hundred fifty".