425140052 has 6 divisors (see below), whose sum is σ = 743995098. Its totient is φ = 212570024.

The previous prime is 425140031. The next prime is 425140057. The reversal of 425140052 is 250041524.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 363893776 + 61246276 = 19076^2 + 7826^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425140057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53142503 + ... + 53142510.

It is an arithmetic number, because the mean of its divisors is an integer number (123999183).

Almost surely, 2^425140052 is an apocalyptic number.

It is an amenable number.

425140052 is a deficient number, since it is larger than the sum of its proper divisors (318855046).

425140052 is a wasteful number, since it uses less digits than its factorization.

425140052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106285017 (or 106285015 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 425140052 is about 20618.9246082331. The cubic root of 425140052 is about 751.9298754778.

Adding to 425140052 its reverse (250041524), we get a palindrome (675181576).

The spelling of 425140052 in words is "four hundred twenty-five million, one hundred forty thousand, fifty-two".