440725425 has 192 divisors, whose sum is σ = 977080320. Its totient is φ = 170311680.

The previous prime is 440725423. The next prime is 440725451. The reversal of 440725425 is 524527044.

It is not a de Polignac number, because 440725425 - 2¹ = 440725423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (440725423) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 3900169 + ... + 3900281.

It is an arithmetic number, because the mean of its divisors is an integer number (5088960).

Almost surely, 2^440725425 is an apocalyptic number.

It is an amenable number.

440725425 is an abundant number, since it is smaller than the sum of its proper divisors (536354895).

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

440725425 is a wasteful number, since it uses less digits than its factorization.

440725425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 187 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 33.

The square root of 440725425 is about 20993.4614820901. The cubic root of 440725425 is about 761.0082561010.

The spelling of 440725425 in words is "four hundred forty million, seven hundred twenty-five thousand, four hundred twenty-five".