425011140 has 108 divisors (see below), whose sum is σ = 1320912684. Its totient is φ = 110613888.

The previous prime is 425011121. The next prime is 425011141. The reversal of 425011140 is 41110524.

It can be written as a sum of positive squares in 2 ways, for example, as 216266436 + 208744704 = 14706^2 + 14448^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (425011141) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 332182 + ... + 333458.

It is an arithmetic number, because the mean of its divisors is an integer number (12230673).

Almost surely, 2^425011140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425011140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (660456342).

425011140 is an abundant number, since it is smaller than the sum of its proper divisors (895901544).

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

425011140 is a wasteful number, since it uses less digits than its factorization.

425011140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378 (or 1330 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 425011140 is about 20615.7983110041. The cubic root of 425011140 is about 751.8538671266.

Adding to 425011140 its reverse (41110524), we get a palindrome (466121664).

The spelling of 425011140 in words is "four hundred twenty-five million, eleven thousand, one hundred forty".