425540322 has 12 divisors (see below), whose sum is σ = 922004070. Its totient is φ = 141846768.

The previous prime is 425540281. The next prime is 425540377. The reversal of 425540322 is 223045524.

It is a happy number.

425540322 is a `hidden beast` number, since 4 + 255 + 403 + 2 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 240281001 + 185259321 = 15501^2 + 13611^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11820547 + ... + 11820582.

Almost surely, 2^425540322 is an apocalyptic number.

425540322 is an abundant number, since it is smaller than the sum of its proper divisors (496463748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425540322 is a wasteful number, since it uses less digits than its factorization.

425540322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23641137 (or 23641134 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 425540322 is about 20628.6286989708. The cubic root of 425540322 is about 752.1657824949.

Adding to 425540322 its reverse (223045524), we get a palindrome (648585846).

The spelling of 425540322 in words is "four hundred twenty-five million, five hundred forty thousand, three hundred twenty-two".