425043040 has 48 divisors (see below), whose sum is σ = 1023131088. Its totient is φ = 166806016.

The previous prime is 425043037. The next prime is 425043041. The reversal of 425043040 is 40340524.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425043041) 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, 16582 + ... + 33541.

It is an arithmetic number, because the mean of its divisors is an integer number (21315231).

Almost surely, 2^425043040 is an apocalyptic number.

425043040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

425043040 is an abundant number, since it is smaller than the sum of its proper divisors (598088048).

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

425043040 is a wasteful number, since it uses less digits than its factorization.

425043040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50191 (or 50183 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 425043040 is about 20616.5719749914. The cubic root of 425043040 is about 751.8726772518.

Adding to 425043040 its reverse (40340524), we get a palindrome (465383564).

The spelling of 425043040 in words is "four hundred twenty-five million, forty-three thousand, forty".